### CBSE X Mathematics Pair of Linear Equations in 2 Variables

## Determine graphically the co-ordinates of the vertices of the triangle formed by the equation whose sides are y = x; y = 2x; x+y = 6. ( Also area and co-ordinates )

**tv2000in**21st April 2017 8:41 PM

### CBSE IX Mathematics Quadrilaterals

## ABCD isa square. E,F,G,H are the midpoints of AB,BC,CD,DA respectively. Such that AE=CG=DH. Prove that EFGH is a square?

**md775016**27th May 2017 11:17 AM

### CBSE X Mathematics Triangles

## Q no 25

**sucharitasahoo1**26th November 2017 10:01 AM

### CBSE IX Mathematics Triangles

## In a right angled triangle, one acute angle is double the other. Then the hypotenuse is 'k'times the smallest side. The k=?

**aahnik.mohanty**26th November 2017 8:30 PM

### CBSE IX Mathematics Circles

## An isosceles triangle is inscribed in a circle. If AB=AC=12root5 cm and BC=24 cm, find the radius of the circle

**adityaahuja099**2nd December 2017 9:26 AM

### CBSE XI Science Mathematics Trigonometric Functions

## The question is attchad. Please send step by step complete solution. Please do not send any Web link to this question because I am unable to conmnect the same and open the solution every time.

**sudhanshubhushanroy**14th December 2017 7:23 AM

### ICSE X Mathematics Loci

## plz solve

**lovemaan5500**20th December 2017 6:26 AM

### NEET Foundation IX Mathematics Area of Triangles and Quadrilaterals

## Triangle ABC Is an equilateral triangle with it's sides equal to 6a units. AX is a line parallel to line BC. P is a point on AX. From point P a line drawn to intersect AB, AC, BC produced in a point Q,R,S respectively. If PQ=QR=RS then find the length of BR.

**Ram**25th December 2017 7:48 PM

### CBSE X Mathematics

## Answer the following

**tultuldutta58**8th January 2018 3:02 AM

### ICSE IX Mathematics Area Theorems

## In the given figure M and N are the mid points of the sides DC and AB respectively of the parallelogram ABCD. If the area of the parallelogram is 48 sq, cm, state the area of triangle BEC.

**Tanaya**10th January 2018 8:20 PM

### ICSE IX Mathematics Mid-Point and Its Converse

## In triangle ABC, M is the mid-point of AB and a straight line through M and parallel to BC cuts AC at N. Find the lengths of AN and MN, if BC = 7cm and AC = 5 cm.

**bhindasandhu752**11th January 2018 10:03 AM

### ICSE IX Mathematics Congruent Triangles

## A triangle ABC has angle B = angle C Prove that : a). the perpendiculars from the mid-point of BC to AB and AC are equal b). The perpendiculars from Band C to the opposite sides are equal

**radhikasahani**16th January 2018 10:53 PM

### CBSE IX Physics

## AB is a median of triangle ABC and E is median of AD and F is midpoint of AE. Prove that : ar( ABF ) = 1/8 ar ( ABC )

**Vikas**16th January 2018 11:47 PM

### CBSE IX Mathematics

## If a straight line falling on two straight line makes the interior angles on the same side of it,whose sum is 120°,then the two straight lines,if produced indefinitely meet on the side on which the sum of angles is less than 120°.is it true

**ABHILASHA**21st January 2018 9:25 PM

### ICSE VIII Mathematics

## the area of an equilateral triangle is numerically equal to its perimeter.Find its perimeter correct to 2 decimal places

**vismayagirish72**3rd February 2018 6:53 PM

### ICSE IX Mathematics Area Theorems

## Solve these questions

**Rayeesa**3rd February 2018 7:47 PM

### CBSE IX Mathematics

## The lengths of a triangle are 6 cm, 8 cm and 10 cm. Then the length of perpendicular from the opposite vertex to the side whose length is 8cm is: (A) 5 cm (B) 4 cm (C) 6 cm (D) 2 cm

**gujarsurjeet007**9th February 2018 5:05 PM

### CBSE X Mathematics

## In triangle abc, the bisector ad of angle a meets bc in d. Prove that : AB/AC=BD/CD

**manasvi.gopani**14th February 2018 12:42 PM

### CBSE VII Mathematics The Triangle and Its Properties

## If PQRS IS A QUADRILATERAL THEN SHOW THAT PQ +QR + RS +PS >PR + QS

**Mukesh7529**15th February 2018 5:58 PM

### ICSE X Mathematics

## using ruler and compasses only construct a triangle ABC in which BC 6.2cm and angle A 60 and altitude through A is 2.6 cm draw the incircle to the triangle

**anjalibakshi18**18th February 2018 9:18 AM

### ICSE X Mathematics

## in the diagram given below angle EDC. The tangent drawn to the circle at C makes an angle of 50 degree with AB produced. Find the measure of angle ACB.

**sweetusk2013**20th February 2018 9:19 PM

### ICSE IX Mathematics

## ABC is an isosceles triangle with AB=AC. D,E and F are midpoints of the sides BC,AB and AC respectively.Prove that the line segment AD is perpendicular to EF and is bisected by it.

**laxmi.agarwal055**21st February 2018 7:02 PM

### CBSE IX Mathematics Areas of Parallelograms and Triangles

## If the medians of a triangle ABC intersect at G,prove that area of triangle BCG=1/3 area of triangle ABC

**laxmi.agarwal055**21st February 2018 7:04 PM

### ICSE X Mathematics

## Construct triangle abc where ab is 4 cm bc is 5 cm and angle

**subhasray1968**24th February 2018 5:00 PM

### CBSE IX Mathematics Lines and Angles

## In triangle ABC, AE is the bisector of angle BAC and AD is perpendicular to BC. Show that angle DAE is equal to 1/2(angle C- angle B).

**mandaokar**26th February 2018 8:44 PM

### ICSE IX Mathematics

## if O is centre of circle,find angle RQT and RTQ

**nisha_vini29**6th March 2018 12:28 PM

### ICSE IX Mathematics

## Can you please explain different properties of triangles with the help of a diagram

**Kanwaranita10**12th May 2018 7:53 AM

### CBSE IX Mathematics Triangles

## What is the greatest possible perimeter of a right angeled triangle with integer sides lengths if one of the sides has length 12?

**vikasg13.hardware**13th June 2018 12:01 PM

### CBSE X Mathematics

## In triangle ABC, we have AC=BC=7 and AB = 2. Suppose that D is a point on line AB such that B lies between A and D and CD =8. What is the length of the segment BD?

**vikasg13.hardware**17th June 2018 8:01 AM

### CBSE X Mathematics

## In rectangle ABCD , AB=5 and BC = 3. Points F and G are on line segment CD so that DF=1 and GC=2. Lines AF and BG intersect at E. What is the area of triangle ABE ?

**vikasg13.hardware**17th June 2018 8:15 AM

### CBSE X Mathematics

## The sides of a triangle are given by the equation y-2=0,y=3x-7,and 2y+x=0

**gautamgupta224**17th June 2018 10:13 AM

### CBSE X Mathematics

## ABCD is a square and AB =1. Equilateral trianglesAYB and CXD are drawn such that X and Y are inside the square. What is the length of XY?

**vikasg13.hardware**17th June 2018 10:46 AM

### CBSE IX Mathematics

## Please answer this question

**Girishdhawan**25th June 2018 9:05 PM

### CBSE XI Science Mathematics

## both questions are doubt solve complete

**sudhirsuhag3602**29th June 2018 9:33 AM

### CBSE X Mathematics

## Please solve this question

**vikasg13.hardware**30th June 2018 7:09 AM

### JEE Plances JEE (Main) Mathematics

## Solve it.

**sakshisingh3124**30th June 2018 9:38 PM

### CBSE IX Mathematics Lines and Angles

## Please answer this question

**Girishdhawan**1st July 2018 3:13 PM

### CBSE IX Mathematics

## Please answer this question

**Girishdhawan**1st July 2018 3:16 PM

### CBSE IX Mathematics

## Please answer this question

**Girishdhawan**1st July 2018 3:20 PM

### JEE Plances JEE (Main) Mathematics

## If angle of a triangle are in AP and the length of the two larger sides of the triangle are 10 and 9 units then find the length of the smallest side?

**Sumantkashyap1111**6th July 2018 2:11 PM

### JEE Plances JEE (Main) Mathematics

## in a right angled triangle the hypotenuse is 2root2 times the perpendicular drawn from the opposite vertex then then other acute angles of triangle are

**gargpuneet989**9th July 2018 7:54 PM

### CBSE X Mathematics

## Please solve this question

**vikasg13.hardware**13th July 2018 7:33 PM

### CBSE IX Mathematics Triangles

## In the given figure

**seeni2005**30th July 2018 7:19 PM

### ICSE IX Mathematics

## ABCD is a square p and q. are points on AB and BC such that AQ =DP. Prove that Triangle APD congruence to triangleBQA

**Krishnarai7630**31st July 2018 3:58 PM

### CBSE IX Mathematics

## ABCD is a rhombus with intersecting point of diagonal is O and angle DAO=45° Find angle DCO

**ashish**11th August 2018 6:28 PM

### CBSE VII Mathematics

## What is AAA property ?

**sm_tomar**13th August 2018 9:09 PM

### CBSE VII Mathematics

## What is RHS property ?

**sm_tomar**13th August 2018 9:14 PM

### CBSE IX Mathematics

## The bisector of angle B & C of an isosceles triangle 🔺 ABC with AB=AC intersect each other at a point O. Show that the exterior angle adjacent to angle ABC is equal to angle BOC.

**harshraj17671**16th August 2018 7:49 AM

### ICSE IX Mathematics

## Please give the solution to question 10. c

**arirunadasgupta**18th August 2018 12:21 PM

### CBSE X Mathematics

## Let a right triangle BAC in which ∠A is right angle and AC = y, AB = x. Three equilateral triangles ΔAEC, Δ AFB and ΔCBD are drawn on the three sides of ΔABC. Again let area of triangles made on AC, AS and BC are A1, A2 and A3, respectively. To prove A3 = A1 + A2

**rushabhjain.avv**24th August 2018 12:04 AM

### CBSE X Mathematics

## 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).

**rushabhjain.avv**28th August 2018 2:28 PM

### ICSE IX Mathematics

## In an equilateral triangle, ABC, D is a point on the side BC such that BD:DC is = 1:3 . Prove that 16 AD^2 = 13 AB^2.

**bsap6777**28th August 2018 9:41 PM

### ICSE IX Mathematics

## Find the area of a quadilateral ABCD in which angle BCA=90° , AB =13 cm and ACD is an equilateral triangle of side 12 cm. Please add a diagram and then solve .

**bsap6777**28th August 2018 10:50 PM

### CBSE X Mathematics

## Equilateral triangles are drawn on the three sides of a right angled triangle. Show that the area of the triangle on the hypotenuseis equal to the sum of the areas of triangles on the other two sides.

**Rithwikrishanth123**31st August 2018 11:01 PM

### ICSE IX Mathematics

## In a triangle PQR, M &N are the point on PQ and PR such that MN || QR.The bisectors of angle Q and R meet MN at O. Prove that MN= MQ + NR

**baishali.nag.50**1st September 2018 6:06 PM

### ICSE X Mathematics Similarity

## Prove that the ratio of perimeter of two similar triangles is proportional to the ratios of corresponding sides of the triangles

**jyotisethia97**17th September 2018 2:29 PM

### ICSE X Mathematics

## Please solve this

**dr_pradip27121972**21st September 2018 9:35 AM

### ICSE X Mathematics

## Find the distance between orthocentre and circumcentre of the triangle with vertices(0,0), (a,0),(0,b). ans. with steps and diagram

**keshavendu35**23rd September 2018 8:05 PM

### ICSE VII Mathematics

## A ladder 37m long reaches a window which is 12m above the ground,on one side of the street. Keeping its foot at the same point,the ladder is turned to the other side of the street to reach a window at a height of 35m.Find the width of the street.

**dibroy12**27th September 2018 7:52 PM

### ICSE X Mathematics

## A TRIANGLE HAVING THE SUM 18. FIND HOW MANY POSSIBLE TRIANGLE CAN BE FORMED.

**siddharthjaiswal1122**28th September 2018 8:58 PM

### CBSE VII Mathematics The Triangle and Its Properties

## Triangle abc and ad is perpendicular to bc then she ba+ ac>bc

**netravatins7**4th October 2018 4:15 PM

### CBSE XI Science Mathematics

## Prove that if two medians of a triangle are equal then the triangle is isosceles

**lovemaan5500**8th October 2018 5:17 PM

### ICSE VII Mathematics Triangles

## The question is attached.

**dibroy12**11th October 2018 7:33 PM

### ICSE VII Mathematics Triangles

## In an isosceles triangle one angel is 45. Find other two angles

**manojtripathi03**14th October 2018 9:29 PM

### ICSE IX Mathematics

## If the area of an isosceles traingle is 60 cm^2 and the length of each of its equal sides is 13 cm , find its base .

**aadrica.kanika**17th October 2018 6:37 PM

### CBSE X Mathematics Coordinate Geometry

## the base BC of an equilateral triangle ABC lies on yaxis,the coordinates of point C are(0,-3),the origin is midpoint of the base find the coordinates A andB ,Also find thecoordinates of another point D such that BACD is a rhombus

**mdraishbst**19th October 2018 12:24 AM

### ICSE IX Mathematics

## In a triangle ABC,the bisector of the angle BCA, meets AB in X.A point Y lies on CX such that AX =AY.Prove that angle CAY = angle ABC

**Rp1298908**24th October 2018 7:30 PM

### Maharashtra IX Mathematics

## Construct triangle lmn in which angle m 60 angle n 80 degre an lm+mn+nl=11cm

**ravimokase06**28th October 2018 2:14 PM

### CBSE VII Mathematics The Triangle and Its Properties

## Prove that the bisector of the vertical angle of an isosceles triangle is perpendicular to the base.

**suman.manoj2002**28th October 2018 2:33 PM

### ICSE VIII Mathematics

## If ABCD is rhombus and from D altitude is drawn to Ab and it bisect the AB. Find the angle of rhombus.

**Kundankumarkondil1999**30th October 2018 10:45 AM

### CBSE IX Mathematics Triangles

## In a triangle, ABC, AC is greater than AB and AD is the bisector of angle A, show that ADC is greater than ADB

**anuradha.rajesh**6th November 2018 5:57 PM

### CBSE IX Mathematics Triangles

## AD is an altitude of an isosceles triangle ABC in which AB=AC.Show that ( i )AD bisects BC (ii) AD bisects angle A.

**Nagu.sahukar1543**14th November 2018 8:11 AM

### CBSE VII Mathematics

## Angles of a triangle are in the ratio 1:2:3. Construct this triangle with side between the two smaller angles as 10cm. Measure the other two sides.

**sahatemali**17th November 2018 7:54 PM

### CBSE VII Mathematics

## The two legs of the right angle triangle are equal. The square of the length of the hypotenuse is 200 CM. Find of the length of each leg..

**rajalakshmikannan**18th November 2018 10:14 PM

### ICSE X Mathematics

## AB=8 cm and M is the mid-point of AB. Semicircles are drawn on AB,AM and Mb as diametrs.A circle with centre C touches all the three circles. Find the radius of circle C.

**dwivedi_anand**21st November 2018 11:48 AM

### ICSE VIII Mathematics

## Construct a right angle triangle ∆ABC using ruler and complas such that angle B=90°,BC = 6cm and hypotenuse CA=8cm.

**justjasonpong**29th November 2018 10:32 PM

### CBSE IX Mathematics

## prove that the line segment joining the middel point of the sides of a triangle divides it into four congruent triangles

**sariatiw123**2nd December 2018 3:25 PM

### CBSE VIII Mathematics

## The side (other than hypotenuse) of a right triangle Are in the ratio of 3:4. A rectangle is described in its hypotenuse, the hypotenuse being the longer side of the rectangle. The breadth of the rectangle is 4/5 of its length. Find the shortest side of the right triangle if the perimeter of the rectangle is 180cm.

**Jvbhagwat1970**2nd December 2018 10:53 PM

### ICSE VII Mathematics

## construct a triangle ABC with AB= 2CM BC equal to 4 cm and CA equal to 3 cm draw line through A ,perpendicular to line BC

**Rayeesa**15th December 2018 10:00 PM

### ICSE VII Mathematics

## The ratio between base the base angle and the vertical angle of an isosceles triangle is 2:5. Find each angle of the triangle.

**anitaku7542**16th December 2018 8:10 AM

### CBSE VII Mathematics Practical Geometry

## Constrct traingle PQR if PQ=6.5 cm, m angle PQR=105 and m angle PRQ=45

**ravsa_sathya**16th December 2018 7:07 PM

### CBSE VII Mathematics

## Triangle abc is an isosceles triangle with ab equal ac. Prove that the bisector of angle a divides triangle abc into two congurent triangles

**kaur46397**2nd January 2019 11:21 AM

### ICSE IX Mathematics

## Perpendiculars are drawn from a point within an equilateral triangle to the three sides. Prove that sum of three perpendiculars is equal to the altitude of the triangle.

**nehahemaraj14**6th January 2019 8:40 PM

### ICSE X Mathematics

## How to solve (ii)

**monicapruthi27**18th January 2019 8:55 AM

### CBSE XII Science Mathematics

## Prove that the triangle of maximum area that can be inscribed in a circle is an equilateral triangle

**agarrajeev06**20th January 2019 12:46 PM

### CBSE VIII Mathematics Mensuration

## The perimeter of a triangle is 60cm and its sides are in the ratio 3:4:5. What are in the ratio 3:4:5. What are the length of the sides?

**Nimmi**23rd January 2019 11:13 PM

### ICSE VII Mathematics Constructions

## Construct a triangle XYZ with XY= 6cm, YZ= 7 cm and ZX= 5.5 cm. Draw a. The perpendicular bisector PQ of YZ b. Bisect angle XYZ

**sweety**27th January 2019 12:32 PM

### CBSE IX Mathematics

## In ∆ ABC, the bisectors of ∟B and ∟C intersects at I. A line drawn through I and parqallel to BC intersect AB at P and AC at Q. Prove that PQ = BP + CQ.

**suvi7726**29th January 2019 10:46 PM

### ICSE VII Mathematics

## We know that in a triangle , the sum of any two side is greater then the length of the third side. Is the sum of any angles of a triangles also geater than the third angle?if no,draw a rough stech to show such a case

**zeenatrabbani29**30th January 2019 6:08 PM

### CBSE X Mathematics Triangles

## In triangle ABCis Equilateral and point P and Q trisect BC .Then Prove angle PAQ=20

**Devkumar.dk554**9th February 2019 8:40 AM

### CBSE X Mathematics Triangles

## In triangle ABCis Equilateral and point P and Q trisect BC. Then Prove angle PAQ is 20.

**Devkumar.dk554**10th February 2019 9:36 AM

### CBSE IX Mathematics Triangles

## In ABC, A = 100 and AB = AC. Find B?

**achuthakilesh**10th February 2019 10:08 PM

### CBSE X Mathematics

## if the sides of a triangle are in AP and the greatest angle of the triangle is double the smallest angle the ratio of the sides of the triangle is

**rushabh123**17th February 2019 8:22 PM

### CBSE XII Science Mathematics

## Plz solve it sir In triangle PQR, angle QPR = α and angle PQR = β, where α < β. The line RM bisects angle PRQ and RN is the perpendicular from R to the line PQ. What is the size in degrees of angle MRN ?

**Soma**21st February 2019 4:23 PM

### CBSE VII Mathematics Perimeter and Area

## area of an isoscles triangle is 48 cm2. if altitudes corresponding to the base is 8cm ,find perimeter.

**sivanimedarametla**22nd February 2019 9:18 AM

### CBSE X Mathematics Triangles

## Prove that the three angle bisectors of the internal angles of a triangle are concurrent.

**rushabhjain.avv**22nd February 2019 6:53 PM

### ICSE VII Mathematics Basic Constructions

## Construct an triangle ABC Ab=3.5cm,bc=4.5,Ac=6cm

**singhabhay63989**24th February 2019 8:24 AM

### CBSE VI Mathematics Practical Geometry

## Draw a line segment AB andCD of length 3.7cm and 5.5cm respectively. Constructe the line segment of the following length a) AB + CD

**mohamednazir5**1st March 2019 11:46 AM

### ICSE X Mathematics

## If the sides of triangle are 9,7 and 14 then fine out the smallest meduin of triangle

**barotdharmika**1st March 2019 4:51 PM

### ICSE X Mathematics

## An equilateral triangle is inscribed in a circle , find the radius of the circle.

**pritgambhwa**1st March 2019 6:27 PM

### Maharashtra VII Mathematics

## Draw a right-angled triangle. Draw the perpendicular bisectors of its sides. Where does the point of the concurrence lie?

**chalpakamatchote**4th March 2019 9:48 PM

### CBSE IX Mathematics

## My question is in the document

**Ayushgargsbl**6th March 2019 11:45 AM

### CBSE IX Mathematics

## CONSTRUCT a triangle ABC in which bc=5 cm, angleb=75% and AB+AC=9 CM

**B.lakhnotra26**10th March 2019 1:02 PM

### ICSE VII Mathematics Triangles

## An equilateral triangle ABC of side 5cm is drawn. Is it possible to construct an isosceles triangle PCB on the other side of BC, if the equal sides PC and PB are of length 2.5cm each? Give reasons

**are.narayankar**11th March 2019 1:05 PM

### CBSE X Mathematics

## Apolloneus theorem

**sohelkhan9824**11th March 2019 8:39 PM

### CBSE X Mathematics

## In triangle ABC, measure of angle B is 90 and BD is a median, then prove that AC=2*BD

**tirthajay6**11th March 2019 11:34 PM

### CBSE X Mathematics

## In triangle abc angle b=90 bc+ab=17cm bc-ab=7cm find sin a cos c

**Shaikmustafa**13th March 2019 4:15 PM

### IIT JEE Main Mathematics

## The vertices of triangle are a(-1,-1),b(2,3),c(4,2),then the greatest angle of triangle is

**Njishang**20th March 2019 9:48 PM

### CBSE IX Mathematics Triangles

## show that BX=CY.

**shubham0kumar24**19th May 2019 12:44 PM

### CBSE XII Science Mathematics

## What is x from the fig?

**tv2000in**25th May 2019 5:21 PM

### CBSE IX Mathematics Geometric Constructions

## When we are given base angle base length and difference of two sides in a triangle ,how will we know that when we have to make it simple aur extend it firm other side ...

**syednargis55**26th June 2019 11:53 PM

### CBSE IX Mathematics Triangles

## what is sum of all angles of trianle? explain

**joshi.jatinder**23rd July 2019 11:26 PM

### CBSE VII

## In the isosceles triangle Angle ABC , Angle A and Angle B are equal. Angle ACD is an exterior angle of an triangle ABC.The measure of Angle ACB and Angle ACD are (3× - 17)° and (8× + 10° respectively. Find the measure of Angle ACB and Angle ACD. Also find the measure of Angle A and Angle B

**kskadam721**31st July 2019 9:35 PM

### CBSE VI Mathematics Understanding Elementary Shapes

## A triangle one of whose angles is 90 degree is called

**bk7611941**6th August 2019 9:02 PM