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ABCD is a trapezium such that AB and CD ...

ABCD is a trapezium such that AB and CD are parallel and `BC bot CD`. If `angle ADB= theta , BC= p and CD=q` then AB is equal to ......

A

`((p^(2)+q^(2)) sin theta)/(p cos theta+ q sin theta)`

B

`(p^(2)+q^(2) cos theta)/(p cos theta+ q sin theta)`

C

`(p^(2)+q^(2))/(p^(2) cos theta+ q^(2) sin theta)`

D

`((p^(2)+q^(2)) sin theta)/((p cos theta+q sin theta)^(2))`

Text Solution

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The correct Answer is:
A
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