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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 `BCbotCD`. if `angleADB=theta`,BC=p and CD=q, then AB is equal to

A

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

B

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

C

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