R s aggarwal solutions mathematics class 10 Solutions for Chapter 6 trigonometric ratios

Exercises in Chapter 6 trigonometric ratios Grade 10

Trigonometric Ratios Exercise 10

Questions in Trigonometric Ratios Exercise 10

If sin θ = √3/2, find the value of all T-ratios of θ

If cos θ=7/25, find the values of all T-ratios of θ.

If tan θ=15/8, find the values of all T-ratios of θ.

If cot θ = 2, find the value of all T-ratios of θ.

If cosec θ = √10, then find the values of all T-ratios of θ.

If sinθ = (a^2-b^2)/(a^2+b^2), find the values of all T-ratios of θ.

If 15cotA=8, find the values of sinA and secA.

If sinA=9/41, find the values of cosA and tanA.

If cos θ = 0.6, show that (5sinθ − 3tanθ) = 0.

If tan θ = 1/√7, show that

If tan θ = 20/21, show that

If secθ=5/4, show that

If cotθ=3/4, show that

If sinθ=3/4, show that

If sinθ=a/b show that

If cosθ=3/5, show that

If tan θ = 4/3, show that (sin θ + cos θ) = 7/5.

If tan θ = a/b, show that

If 3cotθ=4, show that (1-tan^2 θ)/(1+tan^2 θ) = (cos^2 θ – sin^2 θ).

If sec θ = 17/8, verify that

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

In a ∆ABC, it is given that ∠B = 90°, AB = 24 cm and BC = 7 cm. Find the value of (i) sin A (ii) cos A (iii) sin C (iv) cos C

In a ∆ABC, in which ∠C = 90°, ∠ABC = θ°, BC = 21 units, AB = 29 units. Show that (cos^2θ – sin^2 θ) = 41/841.

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