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PSEB-INTRODUCTION TO TRIGONOMETRY-EXAMPLE
- Write all the other trigonometric ratios of angle A in terms of sec A.
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- Given tan A =4/3, find the other trigonometric ratios of the angle A.
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- If angle B and angle Q are acute angles such that sin B = sin Q, then ...
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- Consider Delta ACB. right-angled at C, in which AB = 29 units, BC = 21...
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- In a right angled triangle ABC, right angled at B, if tan A = 1, then ...
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- In Delta OPQ, right-angled at P, OP= 7 cm and OQ - PQ = 1cm (see Fig. ...
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- In Delta ABC, right-angled at B. AB = 5 cm and angle ACB =30^@ (see Fi...
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- In Delta PQR, right-angled at Q (see Fig), PQ = 3 cm and PR = 6 cm. De...
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- If sin (A-B)=1/2 , cos(A+B)=1/2 . Find A and B.
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- Evaluate (tan 65^@)/(cot 25^@)
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- If sin 3A = cos (A- 26^@) where 3A is an acute angle, find the value o...
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- Express cot 85^@ + cos 75^@ in terms of trigonometric ratios of angles...
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- Express the ratios cos A, tan A and sec A in terms of sin A.
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- Prove that sec A (1 -sin A) (sec A + tan A) =1.
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- Prove the following : (cot A - cos A)/(cot A + cos A)= (cosec A -1)/(c...
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- Prove that (sin theta-cos theta+1)/(sin theta+cos theta-1)=1/(sec thet...
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