Math, asked by avinashabhi916, 1 year ago

If ABCD is a cyclic a. quadrilateral, prove that
a.tanA + tanB + tanC + tanD = 0
b. cotA + cotB + cotC + cotD = 0

Answers

Answered by harsh1028

0

there is an cyclic quadrilateral which has angle of 90 degree in edges so the angle is 90 degree and tan= sin/ cos then put it and solve

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