Question

1. classify the following angle. 180°

Explanation:

Step1: Recall angle classification

Angles are classified as acute (\(<90^{\circ}\)), right (\( = 90^{\circ}\)), obtuse (\(90^{\circ}<\theta<180^{\circ}\)), straight (\(= 180^{\circ}\)), reflex (\(180^{\circ}<\theta<360^{\circ}\)).

Step2: Compare given angle

The given angle is \(180^{\circ}\).

Answer:

Straight angle.