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In cyclic quadrilateral ABCD, if cot A=3...

In cyclic quadrilateral ABCD, if `cot A=3/4` and `tan B= (-12)/(5)`, then which of the following is (are) correct ?

A

`sin D = (12)/(13)`

B

`sin(A+B)=(16)/(65)`

C

`cos D= (-15)/(13)`

D

`sin (C+D)=(-16)/(65)`

Text Solution

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The correct Answer is:
A, B, D
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