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

Answer:
a =7
Step-by-step 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