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Trigonometric Ratios

CBSE X Mathematics Some Applications of Trigonometry

angle

Asked by 12th February 2009 9:39 PM
Answered by Expert

CBSE X Mathematics Introduction to Trigonometry

If √3 tanΦ = 3sinΦ , then find the value of sin²Φ - cos²Φ .

Asked by pdcavita 18th November 2017 11:35 AM
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CBSE X Mathematics Introduction to Trigonometry

If sec A=17/8 , show that 3-4 sin ²A/4 cos² A - 3 = 3- tan² A /1-3 tan² A. 

Asked by pdcavita 18th November 2017 12:56 PM
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CBSE X Mathematics Introduction to Trigonometry

Evaluate sec² (90°-Φ) - cot²Φ / 2 (sin²25° + sin²65°)

Asked by pdcavita 18th November 2017 1:07 PM
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CBSE X Mathematics Introduction to Trigonometry

Prove that sinA - cosA +1/ sinA + cosA - 1 =1/secA - tanA. 

Asked by pdcavita 18th November 2017 1:13 PM
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CBSE X Mathematics Introduction to Trigonometry

Ohh.... Tq Q1. Prove that( cosecA - sinA) (secA - cosA) = 1/ tanA - cotA.

Asked by pdcavita 19th November 2017 2:11 PM
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Gujarat - Gujarati Medium IX ALL Subject ત્રિકોણ

QID : 65 - In a triangle the length of the side opposite the right angle is 9√3 cm, what is the length of the side opposite to the angle which measures 30 degree?

Asked by aryap7964 6th December 2017 3:57 PM
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CBSE IX Mathematics Triangles

Please solve question no. 60

Asked by vikasg13.hardware 29th December 2017 11:28 AM
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JEE JEE (Main) Mathematics

if a=secA-tanA , b=cosecA+cotA then a= interms of b

Asked by bugadasuvarna 4th January 2018 9:16 PM
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CBSE X Mathematics Introduction to Trigonometry

if cot theta= 1/ root 3, show that 1-cos square theta/ 2- sin square theta = 3/5.

Asked by sanyam 5th January 2018 1:17 PM
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CBSE X Mathematics Introduction to Trigonometry

Answer the following

Asked by tultuldutta58 8th January 2018 3:20 AM
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ICSE X Mathematics Trigonometrical Identities

Plz solve ques 51 urgently

Asked by lovemaan5500 14th January 2018 2:18 PM
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CBSE X Mathematics Introduction to Trigonometry

oemetricaly derive the value of sin 30

Asked by amolshukal.2001 31st January 2018 8:47 AM
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CBSE X Mathematics Introduction to Trigonometry

Geometrical derive the value of sin zero

Asked by amolshukal.2001 31st January 2018 8:53 AM
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CBSE XI Science Mathematics Trigonometric Functions

If secx+tanx=4 ,find the value of sinx ,cosx, secx and tanx?

Asked by hemanttkumarr 31st January 2018 9:30 AM
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CBSE X Mathematics Introduction to Trigonometry

geometricaly derive the value of  sin 45

Asked by amolshukal.2001 1st February 2018 9:28 PM
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CBSE X Mathematics Introduction to Trigonometry

Sin square 5 plus sin square 10 plus....plus sin square 85 plus cos square 45

Asked by Interfacesystems2 1st February 2018 9:33 PM
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ICSE X Mathematics Trigonometrical Identities

Plz answer 1 part

Asked by lovemaan5500 4th February 2018 5:37 PM
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ICSE X Mathematics Trigonometrical Identities

Plz.answer 2nd part

Asked by lovemaan5500 4th February 2018 5:38 PM
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ICSE X Mathematics

Cos2A+tan2A-1/sin2A=tan2A

Asked by vaibhav 5th February 2018 11:04 AM
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CBSE X Mathematics

cotØ+tanø=7 find cot2ø+tan2ø???  

Asked by tluser1 6th February 2018 1:26 PM
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ICSE IX Mathematics

5 sin^2s+4 cos^2s=2/9, find tan s  

Asked by Swapan 14th February 2018 2:26 PM
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CBSE X Mathematics Introduction to Trigonometry

state true or false  please explain the answer  

Asked by gpnkumar0 15th February 2018 10:00 PM
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CBSE X Mathematics

state true  or false please explain the answer

Asked by gpnkumar0 15th February 2018 10:01 PM
Answer Verified by Expert

CBSE X Mathematics Introduction to Trigonometry

state true or false  please explain the answer

Asked by gpnkumar0 15th February 2018 10:02 PM
Answered by Expert

ICSE X Mathematics Trigonometric Ratios of Complementary Angles

If cosec theta . cos( theta + 54) = 1, find the value of theta so that theta and (theta + 54) are acute angles.

Asked by bdroy_2014 16th February 2018 7:54 PM
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ICSE IX Mathematics Trigonometry

In triangle ABC, AD is perpendicular to BC. Sin B = 0.8 , BD = 9 cm and tan C = 1. Find the length of AB , AD , AC and DC .  

Asked by sactalkmail 19th February 2018 6:45 PM
Answered by Expert

CBSE X Mathematics Introduction to Trigonometry

cos58/sin32+sin22/cos68-cos38cosec52/tan18 tan35 tan60 tan72 tan55  

Asked by delphinjayaprakash 21st February 2018 8:09 PM
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ICSE X Mathematics

(sin A - cos A +1)/ ( sin A + cosA -1)= 1/( sec A - tanA)

Asked by bdroy_2014 24th February 2018 12:48 PM
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ICSE X Mathematics

PROVE THAT: cot A + cosec A - 1/cot A - cosec A +1 = 1 + cos A/sinA

Asked by nethra 24th February 2018 9:44 PM
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CBSE X Mathematics Introduction to Trigonometry

In a right angle traingle right angled at A if tanC=square root of 3 then find sinBcosC+cosBsinC

Asked by arvindsahadevadharwad 26th February 2018 2:16 PM
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CBSE X Mathematics Introduction to Trigonometry

Please solve this .

Asked by agarwalaayush 26th February 2018 6:37 PM
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CBSE X Mathematics Introduction to Trigonometry

Sir/mam Please solve Question 21

Asked by Vivek.d8765 27th February 2018 4:37 PM
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CBSE X Mathematics

  In ABC,mB=90°,AB=7cm and AC-BC=1cm.Determine the values of sinB and cosB.

Asked by sibaramamohanty 2nd March 2018 8:12 AM
Answered by Expert

CBSE X Mathematics

Prove that  : sin^4A+cos^A/1-2sin^2 A*cos^2 A=1

Asked by ihsanansar123 2nd March 2018 12:52 PM
Answer Verified by Expert

CBSE X Mathematics Introduction to Trigonometry

If cosØ = √(4 – x2)/2 find the values of  1)  secø.tanø 2) cosecø.cotø

Asked by gpnkumar0 4th March 2018 8:40 PM
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ICSE X Mathematics

Prove.

Asked by Adrija 10th March 2018 10:55 AM
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CBSE X Mathematics Introduction to Trigonometry

pls explain

Asked by gpnkumar0 25th March 2018 10:00 PM
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CBSE X Mathematics Introduction to Trigonometry

pls explain

Asked by gpnkumar0 25th March 2018 10:01 PM
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CBSE X Mathematics Introduction to Trigonometry

pls explain

Asked by gpnkumar0 25th March 2018 10:02 PM
Answered by Expert

ICSE X Mathematics

Prove that cosAcotA/(1-sinA)=1+cosecA

Asked by Sunita 31st March 2018 8:18 AM
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ICSE X Mathematics

If secA+tanA=p Prove sinA=p^2-1/(p^2+1)

Asked by Sunita 6th April 2018 7:46 PM
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ICSE X Mathematics

Prove (SecA-cosecA)(1+tanA+cotA)=tanAsecA-cotAcosecA

Asked by Sunita 6th April 2018 7:50 PM
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CBSE XII Science Mathematics

Lim x->0 (tan x- sin x)/x^3=? Can you explain this question  in shortcut way?

Asked by Ravikumar 20th April 2018 9:30 PM
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CBSE X Mathematics Introduction to Trigonometry

A+B = pi/2 and B+C =A. Find tanA

Asked by acv27joy 23rd April 2018 6:13 AM
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