Question

Complete the following statement:

If the sin 90° = 1, then cos_______= 1

Answer 1

90° ; 1 over 2

0° ; square root 2 over 2

90° ; square root 3 over 2

0° ; 1

Answer 2

If the sin 90° = 1, the cos 0° = 1.

That is because sine and cosine of the complement angles are equal.

Hope tthis helps :)s