Question

problem 6a which could be the measure of this angle? 180° 30° 120° 90°

Explanation:

Step1: Identify angle type

The given angle is an obtuse angle, which is greater than 90° and less than 180°.

Step2: Check options

180° is a straight - angle, 30° is an acute angle, 90° is a right - angle. 120° is an obtuse angle.

Answer:

120°