Circle

CBSE XI Science Maths Conic Sections

Circle

CBSE IX Maths Circles

Three girls Reshma, Salma and Mandip are playing a game standing on a circle of radius 5m drawn in a park. Reshma throws a ball to Salma, Salma to Mandip, Mandip to Reshma. If distance between Reshma and Salma and between Salma and Mandip is 6m each, what is the distance between Reshma and Mandip?

Tamil Nadu VII Maths Fractions and Decimals

find the area of the circle whose radius are given below = 4.5,5.6

CBSE X Maths Areas Related to Circles

two circles touch internally.the sum of their areas is 116cm and the distance between their centers is 6cm.find the radii of the circles.

 

ICSE VI Maths Circle

Construct a line segment AB of length 5cm 

Construct a circle with diameter 5cm With centre B

CBSE IX Maths Circles

In the given figure if ABCD is a rhombus diagonals AC and BD intersect at o   and he is a point lying on the circle with Centre o then the sum of the measures of angle BAE and angle EDC is?? 

JEE Plances JEE (Main) Maths Straight Line

a circle Xsquare+Ysquare=25  find the locus of point P if it divides point A and point P in 2:3 raio Q lies on circle coordinate of A is (2,1)

CBSE IX Maths Circles

Please solve question no 6 with proper explanation 

CBSE IX Maths Circles

Please solve question no 7 with proper explanation 

CBSE IX Maths Circles

Please solve question no 8 with proper explanation 

ICSE IX Maths Circles

the shape of the top of a table in a restaurant is that of a segment of a circle with the centre O and angle BOD = 90 , BO = OD = 60cm

find: i perimeter of the table

CBSE IX Maths Circles

Please solve question no 7 with proper explanation 

CBSE IX Maths Circles

Please solve question no 8 with proper explanation 

CBSE IX Maths Circles

Please solve question no 11 with proper explanation 

CBSE XI Science Maths Trigonometric Functions

The question is attached. Please send the step by step and complete solution of the above problem.

CBSE XII Science Maths Applications of Integrals

Using integration find the area of triangle formed by -ve x axis,the tanget and normal to the circle x

^2+y^2=9 at the point (-1,2* 2^1/2)

CBSE XI Science Maths Trigonometric Functions

I the question the chords are supposed to be parallel. But in the solution part you have not considered the chords as parallel as per the diagram. So please rejustify the solution considering the chords to be parallel to each other. Regards,

NEET1 NEET1 Maths

If AB=10 and AC =6 and altitude AE=4 .IF AD is the diameter of circum circle, then what is the length of circum radius? 

 

CBSE X Maths Areas Related to Circles

ABCD is a square of side a cm. AB, BC, CD and AD all are the chords of circles with equal radii each. If the chords subtends an angle of 120° at their respective centres, find the total area of the given figure where arcs are part of the circles:{http://silverzone.org/Syl_Sam_Papers_17-18/M/10.pdf --q no 8}

(A) 2 2 2 πa a a + 4 – 9 3 2             (B) 2 2 2 πa a a + 4 – 9 4 3             (C) 2 2   9a – 4π + 3 3a   (D) 2 2   9a + 4π – 3 3a    

 

This is a olympaid question so solve wisely but explain with steps

CBSE XI Science Maths Conic Sections

Solve:

 

ICSE X Maths Loci

plz solve

ICSE X Maths Circle: Arc and Cyclic Properties

plz solve

CBSE X Maths Areas Related to Circles

find total number of revolution of circleA?(Answer is not 3)

ICSE X Maths Circle: Tangents and Intersecting Chords

solve the sum

ICSE X Maths Circle: Tangents and Intersecting Chords

If a chord of length 8 cm is at a distance of 3 cm from the centre of circle what is the radius of circle

ICSE X Maths Circle: Arc and Cyclic Properties

plz solve

CBSE XI Science Maths

Answer please

ICSE X Maths

Find  Angle ADC angleCAD angle ACD

ICSE IX Maths Circle

Two parallel chords AB and CD are 3.9cm apart and lie on the opposite sides of the centre of a circle. If AB = 1.4cm and CD = 4cm, find the radius.

ICSE IX Maths Mensuration I

the areas of two circles are in a ratio 4:9 find the ratio between their circumference

ICSE IX Maths

the ara of a circle is 301.84cm square find its circumfrence 

ICSE IX Maths Circle

If a diameter of  a circle bisects each of the two chords of a circle, then prove that the chords are equal.

ICSE IX Maths Circle

If two chords of a circle are equally inclined to the diameter through their point of intersection, prove the chords are equal.

CBSE IX Maths Circles

Prove that the circle drawn on any equal side of an isosceles triangle as an diameter bisects the third side .

CBSE IX Maths

Find x,y and z in the following:

CBSE XI Commerce Maths

Find the equation of the circle which touches the circle x^2 +y^2-6x+6y+17=0 externally and to which the lines x^2-3xy-3x+9y=0 are normals. 

ICSE IX Maths Circle

In the given figure, arc AC and arc BD are two equal arcs of a circle. Prove that chord AB and chord CD are parallel.

ICSE IX Maths Circle

In the given figure, P is the midpoint of arc APB and M is the midpoint of chord AB of a circle with centre O. Prove that: (i) PM⊥AB (ii) PM  produced  will pass through the centre O (iii) PM produced will bisect the major arc AB

ICSE IX Maths Circle

in the given figure ABCDE id a pentagon inscribed in a circle. If AB=BC=CD, angle BCD= 110 and angle BAE= 120 find (i) angle ABC (ii) angle CDE (iii) angle AED (iv) angle EAD

CBSE XI Science Maths

 centre (a,a) and radius root over 2 . find eqn of circle

CBSE XI Science Maths

Find eqn of circle whose centre is (2,-3) and which passes through the intersection of lines 3x + 2y = 11, 2x + 3y = 4

ICSE IX Maths Circle

In the given figure,O is the centre of the circle, angle AOB = 30 and angle OCB= 40 calculate angle AOC

CBSE IX Maths

Prove that among all the chords of a circle passing through a given point inside the circle that one is the smallest which is perpendicular to the diameter passing through the point.

CBSE X Maths

If ABC is an equilateral triangle inscribed in a circle and P be any point on the minor arc BC which does not coincide with B or C, prove that PA is angle bisector of ∠BPC.

CBSE X Maths

If pt is 6cm and pa is 3 cm then find radius of the circle  

ICSE IX Maths Circle

Class 9 project on circle cm graph  

ICSE IX Maths

Answer this question 

CBSE X Maths

Points p, b, Q are points of contacts of the respective tangents.

ICSE X Maths

Two circles of radii 5cm and 3cm are concentric. Calculate the length of a chord of outter circle which touches the inner.

CBSE X Maths Areas Related to Circles

circular park of radius 20m is situated in a colony. Three boys Ankur, Syed and David re sitting at equal distance on its boundary each having a toy telephone in their hand to talk each other. Find the length of the string of each phone  

CBSE X Maths

qn

ICSE X Maths

 C part

ICSE X Maths Mensuration : Circle

Q2 b part

ICSE IX Maths Mensuration : Circle

C part

ICSE X Maths

A part

CBSE VII Maths Perimeter and Area

the diameter of a wheel is 1.26m.how far will it go in 20 revolutions?

CBSE X Maths Areas Related to Circles

 Two circular pieces of equal radii and maximum area, touching each other are cut out from a rectangular card board of dimensions 14 cm 7 cm. Find the area of the remaining card board. Use pie=22/7

CBSE XI Science Maths Conic Sections

(1) A circle is concentric with the ellipse  (x^2)/(a^2) + (y^2)/(b^2) =1 and passed through the focus F1 and F2 of the ellipse.  Two curves intersect at four points. Let  P  be any point of intersection. If the major axis of the ellipse is  15  and the area of the triangle PF1F2  = 26 , then find the value of 4a^2  - 4b^2 .

CBSE X Maths Circles

Q27  

CBSE VI Maths

Can you draw a figure whose mirror image is identical to the figure itself?

CBSE X Maths

IF PQ AND PR ARE TANGENTS TO A CIRCLE WITH CENTER O SUCH THAT ANGLE QPR=50, FIND ANGLE OQR

CBSE X Maths

Please solve this question 

CBSE X Maths

Please solve this question 

CBSE X Maths

Please solve this question 

JEE Plances JEE (Main) Maths

Solve it.

JEE Plances JEE (Main) Maths

The equation of the chord of the circle x^2+y^2-3x-4y-4=0 ,which passes through the origin such that the origin divides into ratio 4:1,is....

CBSE XI Science Maths

Prove that the radio of the circles x^2 + y^2=1,x^2 + y^2 - 2x-6y-6=0 and x^2 + y^2-4x-12y-9=0 are in AP.

CBSE XI Science Maths

Find the equation of the circle passing through the point: (1,1), (0,-1) & (-2, 0). Plz show me the solution step by step..                                    ^^                                                                     ___

ICSE X Maths Section and Mid-Point Formula

In a triangle ABC, AB = 6, BC = 8 and AC = 10. A perpendicular from B meets the side AC at D. A circle is drawn with radius BD and centre B. If the circle cuts AB and BC respectively at P and Q, then AP : QC is equal to  

CBSE X Maths

 A circle touches the side BC of a ∆ABC at a point P and touches AB and AC when produced, at Q  & R respectively. Show that AQ=1/2 (perimeter of ∆ABC).

ICSE VII Maths

If the driving wheel of a bicycle makes 560 revolutions in 1.1km , what is it's radius?

ICSE IX Maths

Please solve the questions 15 ;16 and 17

CBSE XI Science Maths

Please answer this question.

CBSE XI Science Maths

Coordinates of midpoint of chord are?

CBSE XI Science Maths

Find the value of .

JEE Plances JEE (Main) Maths Complex Numbers

Sir Question no 22

CBSE XI Science Maths Complex Numbers and Quadratic Equations

12th sum

CBSE XI Commerce Maths

What is the radius of a circle?

CBSE VII Maths

A horse is tied to a pole with 21m long string. Find the area where the horse can graze

CBSE X Maths

Pls solve .

CBSE X Maths

Pls answer.   

CBSE VII Maths

A well with a brick parapet around it has a diameter 210 cm. If the length of the outer edge of the parapet is 880 cm, then find the width of the parapet

Maharashtra X Maths

Draw a circle of radius 3cm.Take a point P at a distance of 6.7cm from its centre.Draw tangents from P touching the circle at points A and B such that

Pls answer the question on Circles Thanks.

Maharashtra IX Maths

The ratio of radius to circumference of the circle

CBSE X Maths

Pls send full solution

ICSE X Maths Mensuration : Circle

The radius of a circle is 3m. What is the circumference of the another circle whose area is 49 times that of the first circle?

ICSE VIII Maths Perimeter and Area

A wire in the form of a square whose area is 121 sq. cm . The wire is bent into the form of a semicircle . Find the area of the circle

ICSE VIII Maths Perimeter and Area

A circular track has outside circumference of 484m . If the widtj of the track is 7m, what is inside circumference?  

Gujarat X Maths

Find the area of the minor segment whose chord subtenda angle of measure 120° are redius of the circle is 42 cm

CBSE X Maths Areas Related to Circles

in a circle with radius 42cm an arc subtends an angle of measure 120 at the center. find the length of this arc solve the following

Gujarat X Maths

in a circle with radius 42cm an arc subtends an angle of measure 120 at the center. find the length of this arc solve the following

CBSE VII Maths

Area of a circular garden is 160m2.a sprinkler at the centre of the garden can cover an area that has a radius of 7m. Will the sprinkler water the entire garden.how.?  

JEE Main Maths

For each natural number k,let Ck denotes the circle with radius k cm and centre at origin.on the circle Ck,a particle moves k cm in the counter clockwise direction.after completing it's motion on Ck, the particle moves onCk+1in the radial direction.the motion of the particle continues in this manner.the particle starts at (1,0).if the particle crosses the positive direction of the x-axis for the first time on the circle Cn,then n is equal to  

ICSE VI Maths Circle

What is circle?

ICSE VIII Maths Perimeter and Area

A cariage wheel makes 20,000 revolution in going over a distance of 15.7 cm find the radius of the wheel taking Pi equal to 3.14

CBSE X Maths

3 circles each of radius 1 cm, touch each other externally and they lie between two parallel lines. Find the minimum possible distance between the lines.

ICSE VIII Maths

 if the difference between the circumference and diameter of a circle is 30 cm then what is the radius of the circle

CBSE VII Maths Perimeter and Area

Circumference of two circles are respectively 88m and 220m. What is the difference between in areas between two circles 

CBSE IX Maths Circles

Find value of x if o is center

ICSE VII Maths Perimeter and Area

Find the area of the space enclosed by two concentric circles of radii 25cm and 17cm

ICSE IX Maths

Find the area and perimeter of a circle when it's radius 3.5cm diameter 14 cm

CBSE VII Maths Perimeter and Area

The diameter of a circular garden is 84 m. On its outside,there is around 3.5 m wide. Find the cost of constructing the road at Rs 20 per square meter.

ICSE VIII Maths Circumference and Area of Circle

Find the radius of a semicircle if it's area is 1232cm

ICSE VIII Maths

a chord length 16cm is at a distance of 6cm from the centre of circle . find the length of the chord of the same circle at the distance of 8cm from the centre 

JEE Main Maths

the equation of the circle which touches both the axis and whose centre is (x1 , y1) is  

ICSE VII Maths Mensuration

A platform 10m by 10m has been built around a well which has a diameter of 5.6m.Find the cost of cementing the platform at the rate of ₹25 per sq. M

CBSE X Maths Circles

Two circles intersect each other at A and B. One of them passes through the center O of the other. AT is a tangent at A to the circle which passes through O. Prove that AO bisects angleBAT.

ICSE X Maths Mensuration : Circle

Pls solve this The equal chords AB and CD of a circle with centre O,when produced,meet at P outside the circle.Prove that 1.PB=PD, 2.PA=PC.  

CBSE X Maths

Three equal circles are placed inside an equilateral triangle such that any circle is tangential to two sides of the equilateral triangle and to two other circles. What is the ratio of the areas of one circle to that of the triangle

CBSE X Maths Circles

Two circles touch each other externally at O. Prove that the common tangent at O bisects the other two common tangent segments PQ and RS.

CBSE X Maths Circles

Two circles intersect each other at A and B. Prove that the angle subtended by the common tangent PQ at A and B are supplementary

CBSE X Maths

Plz solve the question. 

ICSE X Maths Circle: Tangents and Intersecting Chords

The length of the direct common tangent to two circles of radii 12cm and 4cm is 15cm.Calculate the distance between their centres. 

ICSE X Maths Circle: Tangents and Intersecting Chords

Can anyone explain me alternate segment theorem by giving some examples? please.

CBSE X Maths Circles

Two circles with radii a and b touch each other externally. Let c be the radius of circle which touches this circles as well as the common tangent to the circles.Prove that 1/rootc=1/roota+1/rootb.

CBSE VIII Maths

Two wires each of length 44 cm are bent in a square and circle respectively Find the area of square and circle  

JEE Main Maths

Q) Prove that the tangent to the circle x^2+y^2=5 at the point (1,-2) also touches the circle x^2+y^2-8x+6y+20=0 and find its point of contact. 

CBSE IX Maths

O is the centre, measure of angle BCO is 30 degrees. find and y.

ICSE VIII Maths Surface Area and Volume of Solids

The circumference of a circle is 88 c.m. Find the each of following  a. Diameter b. Area/4

JEE Main Maths

Q.The number of points(b,c)lying on the circle x^2+(y-3)^2=8 such that the quadratic equation t^2+by+c=0 has real roots is 

Maharashtra VII Maths

r=? d=28cm c=?

CBSE VII Maths Perimeter and Area

the area of circular plot is 3850 sq.m. find the radius of the plot. find the cost of fencing the plot at  Rs 10 per metre.

CBSE X Maths Circles

please answer these questions

CBSE X Maths Circles

From any point on the common chord of two intersecting circles, tangents be drawn to thecircles, prove that they are equal. 

ICSE VII Physics Physical Quantities and Measurement

find the area of a circle of radius 7cm  

CBSE X Maths Areas Related to Circles

A triangle has side lengts 2,3,4. a tangent is drawn to the incircle parallel to side 2cm cutting the other two sides at M and N .Find the lenght MN.  

CBSE XI Science Maths Conic Sections

The locus of point for which sum of the squares of distances from cordinate axes is 25 is

ICSE X Maths Circle: Arc and Cyclic Properties

Question no..15 pls  

ICSE VIII Maths Area of Rectilinear Figures

Find the area of the shaded portion in the following figure. All measurements given are in centimeters. 

JEE Main Maths

Q) Find the equation of the circle passing through the points of contact of the direct common tangent of x^2+y^2=16 and x^2+y^2-12x+32=0.

CBSE IX Maths Circles

Prove that two different circles cannot intersect each other at more than two points.  

CBSE XI Science Maths Conic Sections

6

ICSE VI Maths Practical Geometry

Draw a circle with center O. Draw another circle whose boundary passes through O.

CBSE IX Maths Circles

Does a diameter of acircle divides it into two equal segments?  

CBSE X Maths Areas Related to Circles

Hello sir, please explain the questions that follow: 1) Find the width of the race track which is of a ring shape if the inner circumference is 528m and the outer circumference is 616m. 2) A wire is in the form of a square of side121cm.It is cut and made into the shape of a circle.Find the diameter of the circle. 3) a wire is in the form of a triangle of sides 28cm,26cm and 30cm.The wire is cut and made into a circle.Will the area of the circle be the same as that of the triangle? Thank You.  

CBSE X Maths Areas Related to Circles

Hello Sir, Please clarify my doubt 1) A wire is in the form of a square of side121cm.It is cut and made into the shape of a circle.Find the diameter of the circle. 2) a wire is in the form of a triangle of sides 28cm,26cm and 30cm.The wire is cut and made into a circle.Will the area of the circle be the same as that of the triangle? Thank You.

CBSE VII Maths Perimeter and Area

question no 14

CBSE X Maths Circles

If PA and PB are tangents to a circle with centre O and OP is equal to diameter of the circle, then prove that ABP is an equilateral triangle.

CBSE IX Maths Circles

Find angle x, y, r

CBSE VI Maths Basic Geometrical Ideas

What is Radius of a circle

CBSE XI Science Maths Conic Sections

Examine whether the point (4, 5) lies outside or inside the circle of equation x^2+y^2-2x-3=0

CBSE X Maths

Why do we use π for finding any circles value.......  Why can't we use any other values

CBSE X Maths Circles

 Two tangents are drawn from a point p to a circle of radius √3 . the angels between the tangent is 60° . find the length of a 2 tangent

CBSE X Maths Circles

All concentric circles are ___________ to each other. Fill in the blanks class 10 board question.

CBSE VII Maths Perimeter and Area

The diameter of a circle is 49m. What is it's area?

ICSE VII Maths Mensuration

What is pie r

CBSE VI Maths Mensuration

what is the formula for area and perimeter of semi circle

ICSE VII Maths Mensuration

How to find area of circles  

CBSE X Maths Areas Related to Circles

If a truck covers 2.2 km and each wheel makes 350 complete revolution.Find the radius of the wheel  

ICSE VIII Maths Circle

Please share some questions on circle chapter.

CBSE X Maths Areas Related to Circles

on a circular table cover of radius 42cm , a design is formed by a girl leaving an equilateral triangle ABC in rhe middle,

CBSE VI Maths Basic Geometrical Ideas

What is Radius

CBSE X Maths Circles

A circle can have _____parallel tangents at a single time.

ICSE X Maths Circle: Arc and Cyclic Properties

ch. circles find the value of x

ICSE IX Maths Mensuration I

the wheel of a car of circumference 80 pi cm each. How many complete revolutions does each wheel make in 20 minutes when the car is travelling at a speed of 66km/h  

CBSE VI Maths Mensuration

hi, can you represent radius,chord,diameter please urgently thank you

CBSE VII Maths Perimeter and Area

Find the diameter of a circle whose circumference is 66 m

CBSE IX Maths Circles

10.2 exercise question and answers explain

ICSE IX Maths Circle

In a circle of radius 17 cm, two parallel chords of lengths 30 cm and 16 cm ar drawn. Find the distance between the chords if both the chords are  (i) on the opposite sides of the centre (ii) on the same side of the centre .,:,entre.

ICSE IX Maths Circle

Two parallel chords are drawn in a circle of diameter 300 cm. The length of one chord is 24.0 cm and the distance between the two chords is 21.0 cm; find the length of the other chord.

CBSE VII Maths Perimeter and Area

What is the circumference of a circle

CBSE IX Maths Circles

Prove that the angle at the centre of a circle is twice the angle at the remaining part of the circle.

CBSE IX Maths

What is the angle in a semicircle

Meghalaya IX Maths

The radius of acircle is 8 cm and the length of one it's chords is 12 cm.Find the distance of the chord from the centre

Junior IV Maths

how many sides does a circle has  

CBSE X Maths Circles

In the adjoining figure, AB is the Diameter of the circle. E is not the centre. Angle ACD = 30°. Find angle x.

CBSE VII Maths Perimeter and Area

how find area in circle

CBSE X Maths Areas Related to Circles

A square with perimeter p cm has more area than a circle with circumference p cm. State true or false with explanation

CBSE X Maths Circles

prove that the tangent at any point of a circle is perpendicular to the radius through the point of contact

CBSE VI Maths Practical Geometry

in the fig, o is the center of the circle l and m are the mid point of an and cb. if angle oab = angle ocb. prove that bl = bm

CBSE IX Maths Circles

Prove that equal chords of a circle subtend equal angles at the centre.

JEE Main Maths Co-ordinate Geometry

the equation of the circle with chord 2x=y of the circle x^2+y^2=10x as it's diameter

ICSE VII Maths Perimeter and Area

if diameter of cirt is 28 CM what is its radius

CBSE XI Science Maths Conic Sections

find the coordinates of the centre of a circle passing through the points(0,0),(-2,1)and(-3,2).also , find its radius .

CBSE VI Maths Mensuration

A circle is how many degree

CBSE IX Maths Circles

if two circles intersect at two points prove that their centres lie in the perpendicular bisector of the common chord

CBSE X Maths Pair of Linear Equations in 2 Variables

maths

CBSE X Maths Quadratic Equations

hi

JEE Main Maths Co-ordinate Geometry

Eq of circle passing through non collinear A,B,C is

JEE Main Maths Co-ordinate Geometry

find equation and centre of the circle passing through the points(3,4),(3,2)&(1,4)

CBSE X Maths Circles

please keep fastly

CBSE XI Science Maths Conic Sections

To construct Different types of conic sections

CBSE VII Maths Perimeter and Area

if the circumference of a circularsheet 154 m, find its radius. also find the area of the sheet

CBSE X Maths Circles

find the area of a quadrant of a circle whose circumference is 22cm

JEE Main Maths Co-ordinate Geometry

find the equation of circle whose centre lies on x- axis and passing through (-2,3)and(4,5)

CBSE XII Science Maths

maths

JEE Main Maths Co-ordinate Geometry

find eqn of circle touching the Yaxis at a distance-3 from origin and intercepting a length 8 on the X axis

JEE Main Maths Co-ordinate Geometry

Answer please

CBSE XII Science Maths

question 13

JEE Main Maths Co-ordinate Geometry

dout