Question

problem 6: (first taught in lesson 18) complete this sentence with the best of the choices given. pairs of vertical angles are ________. after you pick your answer press go. a. supplementary b. complementary c. congruent d. unique e. a linear pair

Explanation:

Step1: Recall vertical - angle definition

Vertical angles are formed when two lines intersect.

Step2: Know the property of vertical angles

Vertical angles are always congruent, meaning they have equal measures.

Step3: Analyze other options

Supplementary angles add to 180°, complementary to 90°, they are not unique, and they are not a linear pair.

Answer:

C. congruent