Question

in the figure, two lines intersect at a point. angle 1 and angle 2 are vertical angles. the measure of angle 1 is 72 degrees. what is the measure of angle 2? note: figure not drawn to scale. 72 108 144 288

Explanation:

Step1: Vertical angles property

Vertical angles are equal.

Step2: Apply to given angles

∠1 = ∠2 = 72°.

Answer:

A. 72