Question

PLEASE HELP

Find the indicated side of the
triangle.
b
7.
45°
a
a =
= [?]

Answer 1

a =7

Explanation:

Since this is a right triangle, we can use trig functions

tan theta = opp side/ adj side

tan 45 = 7/a

a tan 45 = 7

a = 7/ tan 45

a = 7 / (1)

a = 7