Question

Ramya said that sin 27
° = cos 63
°. Justify your answer
.

Answer 1

[tex]\textbf{Answer}[/tex

]As we know 90 - 27 = 63

Sin 27 = sin (90 - 63)

= cos 63

sin (90 - Theta) = cos theta

hope it helps :)

thanks ☺☺☺

Answer 2

sin27=cos63

means

sin(90-27)=cos63

when we have 90-teeta

then sin changes to cos