Question

use the diagram shown. which theorem or postulate justifies the statement below? angle 1 is congruent to angle 3. a. congruent supplements theorem b. linear pairs theorem c. angle addition postulate d. vertical angles theorem

Explanation:

Angle 1 and angle 3 are vertical angles. The Vertical Angles Theorem states that vertical angles are congruent.

Answer:

D. Vertical Angles Theorem