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In triangle ABC, AB = AC = 15 cm and BC ...

In triangle ABC, AB = AC = 15 cm and BC = 18 cm. Find :
sin C

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ICSE-TRIGONOMETRICAL RATIOS -EXERCISE 22(B)
  1. If 3 cos A = 4 sin A, find the value of : cos A

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  2. If 3 cos A = 4 sin A, find the value of : 3 - cot^2A+ "cosec"^2A

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  3. In triangle ABC, angleB = 90^@ and tan A = 0.75 If AC = 30 cm, find t...

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  4. In rhombus ABCD, diagonals AC and BD intersect each other at point O. ...

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  5. In triangle ABC, AB = AC = 15 cm and BC = 18 cm. Find : cos B

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  6. In triangle ABC, AB = AC = 15 cm and BC = 18 cm. Find : sin C

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  7. In triangle ABC, AB = AC = 15 cm and BC = 18 cm. Find : tan^2B - sec...

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  8. In triangle ABC, AD is perpendicular to BC. sin B = 0.8, BD = 9 cm an...

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  9. Given : q tan A = p, find the value of : (p sin A -q cos A)/(p sin A...

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  10. If sin A = cos A, find the value of 2tan^2 A - 2 sec^(2)A + 5.

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  11. In rectangle ABCD, diagonal BD = 26 cm and cotangent of angle ABD = 1....

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  12. If 2 sin x = sqrt3 , evaluate . 4 sin^3 x- 3 sinx.

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  13. If 2 sin x = sqrt3 , evaluate . 3 cos x - 4 cos^3x.

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  14. If sin A=sqrt3/2 and cos B = sqrt3/2 , find the value of : (tanA-tanB)...

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  15. Use the informations given in the following figure to evaluate : (10)/...

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  16. If sec A=sqrt2, find : (3 cot^2A+2sin^2A)/(tan^2A-cos^2A)

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  17. If 5 cos theta = 3 , evaluate : ("cosec" theta-cottheta)/("cosec" thet...

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  18. If cosec A + sin A = 5(1)/5 , find the value of "cosec"^2 A+ sin^2A.

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  19. If 5 cos theta = 6 , sin theta , evalutate : tan theta

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  20. If 5 cos theta = 6 , sin theta , evalutate : (12 sin theta - 3cos th...

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