Math, asked by arjun61677, 10 months ago

If A,,B,C,D areanfles of a cyclic quadrilateral prove that

a) sinA- sinc=sinD-sinB
b) COSA + COSB+cosC +cosD=0

Answers

Answered by aniqch58

0

Answer:

sorrrrrryyyyyyyyy

Step-by-step explanation:

its toooooo difficult bre

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