Question

classify the angle. acute right obtuse straight

Explanation:

Step1: Recall angle - type definitions

An acute angle is less than 90°. A right angle is exactly 90°. An obtuse angle is greater than 90° but less than 180°. A straight angle is 180°.

Step2: Observe the given angle

The angle in the picture has a square - corner symbol, which indicates it is 90°.

Answer:

right