Question

FAN + MEDAL

Which expression shows the value of c?

Answer 1

.

Answer 2

choices?

Answer 3

b over sin 45 degrees

b over cos 45 degrees

a cos 45°

a sin 45°

Answer 4

\[\cos45=\frac{ b }{ c }\]
multiply both sides by c
\[c(\cos45)=b\]
divide by cos45
\[c=\frac{ b }{ \cos45 }\]