__Solved Example on Congruent__

Line CD bisects another line AB at point P. Name any two congruent angles formed.

Choices:

A. Angles APD and CPD

B. Angles CPB and APD

C. Angles APB and APD

D. Angles CPB and CPD

Correct Answer: B

Solution:

**Step 1:** When a line bisects another line, four right angles are formed.

**Step 2:** Two such angles are angle CPB and angle APD.