Question

Find the measure of the missing angle.
57°

Answer 1

Triangles= 180°

One right angle= 90°

Given angle= 57°

x= missing angle

Find the missing angle by subtracting angles from 180°.

90° + 57° + x= 180°

147° + x= 180°

x= 33° which is an acute angle

ANSWER:

The missing acute angle is 33°.

Hope this helps! :)