Question

prove that cos(81°-∅)=sin(9°-∅) please answer me fast i mark him as a branliest and give 5 stars rating please tell me fast please

Answer 1

Answer:

Step-by-step explanation:

There's a formula Cos = Sin[90-angle of cos]

angle of cos is 81.

so, the angle of sin will be 9.

So,they are same.

Hope my answer help u