Question

The accompanying diagram shows a ramp 30 feet

Answer 1

Using the law of Sin

$\frac{sinA}{a} \frac{sinC}{c}$

A=32°, a=?

C=90°, c= 30

$\frac{sin32°}{a} = \frac{sin90°}{30}$

$\frac{30sin32°}{sin90°}$  = 15.89ft

Rounded answer is 15.9 ft