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R S AGGARWAL AND V AGGARWAL Solutions Mathematics Class 10 Chapter 5 Trigonometric Ratios

R S AGGARWAL AND V AGGARWAL Solutions for Class 10 Maths Chapter 5 – Trigonometric Ratios

Chapter 5 – Trigonometric Ratios Exercise Ex. 5

Question 1

If R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios, find the values of all T-ratios of R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios.

Solution 1

Given: R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Let us draw a R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o and R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosBAC =R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios 

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 2

If R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios, find the values of all T-ratios of R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 2

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Let us draw a R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o and R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosBAC = R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

By Pythagoras theorem, we have

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 3

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 3

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 4

If cot R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios= 2, find the values of all T-ratios of R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios.

Solution 4

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

 

Question 5

If R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratiosfind the values of all T-ratios of R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios.

Solution 5

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Let us draw a R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o and R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosBAC = R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 6

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 6

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 7

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 7

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 8

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 8

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 9

If cos R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios = 0.6, show that (5 sin R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios – 3 tanR-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios ) = 0.

Solution 9

Given: R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Let us draw a triangle ABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o and R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosA = R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

               R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 10

If R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratiosshow that R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 10

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Let us draw a R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o and R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosA = R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 11

If R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratiosshow that R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 11

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Let us draw a R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o and R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosA = R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 12

If R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratiosshow that R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 12

Given: R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Let us draw a triangle ABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o and R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosA = R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

By Pythagoras theorem, we have

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 13

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 13

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 14

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 14

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 15

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 15

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 16

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 16

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 17

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 17

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 18

If R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratiosshow that R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 18

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Let us draw a R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios B = 90o and R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosBAC = R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 19

If R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratiosshow that R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 19

Given: R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Let us draw a triangle ABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o and R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosA = R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

           R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

By Pythagoras theorem, we have

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 20

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 20

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 21

If 3 cot R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios = 2, show that R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 21

Given: R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Let us draw a triangle ABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o and R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosA = R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

By Pythagoras theorem, we have

  R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 22

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 22

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 23

If R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratiosverify that R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 23

Given: R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Let us draw a triangle ABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o and R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosA = R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

     R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

By Pythagoras theorem, we have

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 24

In
the adjoining figure, ∠B =90°, ∠BAC
0,
BC = CD = 4 cm and AD = 10 cm. Find (i) sin θ
and (ii) cos θ.

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 24

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 25

In a R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosABC, it Is given that R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o, AB = 24 cm and BC = 7cm.

Find the value of (i) sin A(ii) cos A(iii) sin C(iv) cos C.

       R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 25

Given: R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosABC in which R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosB = 90o, AB = 24 cm and BC = 7cm

                 R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

By applying Pythagoras theorem

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

(i)For  T-ratio of R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosA , we have

Base AB= 24cm

Perpendicular BC = 7cm

Hypotenuse AC = 25cm

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

(ii)For T-ratio of R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric RatiosC , we have

Base BC = 7 cm

Perpendicular AB= 24cm

Hypotenuse AC = 25cm

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 26

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 26

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 27

In
a ∆ABC,
∠B
= 900, AB = 12 cm and BC = 5 cm.

Find
(i) cos A (ii) cosec A
(iii) cos C (iv) cosec C.

Solution 27

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 28

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 28

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 29

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 29

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 30

If
∠A
and ∠B
are acute angles such that sin A = sin B then prove that ∠A
= ∠B.

Solution 30

Consider two right triangles XAY and WBZ such that sin A = sin B

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 31

If
∠A
and ∠B
are acute angles such that tan A = tan B then prove that ∠A
= ∠B.

Solution 31

Consider two right triangles XAY and WBZ such that tan A = tan B

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 32

In
a right ∆ABC, right-angled at B, if tan A = 1
then verify that 2 sin A. cos A = 1.

Solution 32

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 33

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 33

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 34

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 34

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Question 35

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

Solution 35

R-s-aggarwal-and-v-aggarwal Solutions Cbse Class 10 Mathematics Chapter - Trigonometric Ratios

 

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