Question

Which statement justifies why DBC measures 40°? (1 point)

Given: angles ABD and DBC are complementary

A linear pair is two adjacent, supplementary angles.
The sum of the measures of complementary angles is 90 degrees.
If two angles are vertical angles, then they are congruent.
O The sum of the measures of supplementary angles is 180 degrees.

Answer 1

B

Explanation:

took the test

Answer 2

Explanation:

The sum of the measures of complementary angles is 90° .