Question

Find p.
30°
O
60°
7 in

Answer 1

p = 14 inches

Explanation:

using either the sine or cosine ratios

using the sine ratio and the exact value

sin30° =
`(1)/(2)` , then

sin30° =
`(opposite)/(hypotenuse)` =
`(7)/(p)` =
`(1)/(2)` ( cross- multiply )

p = 14