Question

question 2 of 9
which angle pictured below is a right angle?
a
c
b
a. angle a
b. angle b
c. angle c

Explanation:

Step1: Recall right - angle definition

A right - angle measures 90°.

Step2: Check each angle

Angle A measures 90°, Angle B measures 110°, Angle C measures 77°.

Answer:

A. Angle A