Question

I don't know how to do 'c'. Can someone please explain to me?

Answer 1

Hey man the best answer I can give you is to trust your gut

Answer 2

sin45=cos45 is a true statement

Explanation:

In the sine, cosine, and tangent table, you see that sin45 is √2/2, while cos45 is also equal to √2/2.

Therefore, sin45 does equal cos45.

Hope this helped :)