Question

Which of the following statements is true?

Answer 1

Hello there!

Which of the following statements is true?
Congruent angles are always 45º.
Congruent angles are always supplementary.
Congruent angles are always complementary.
Congruent angles have the same measure.

Answer: Congruent angles have the same measure.
The word equal is often used in place of congruent for these objects. Two line segments are congruent if they have the same length. 
Therefore congruent means "same".

Hope This Helps You!
Good Luck Studying ^-^

Answer 2

Congruent angles have the same measure because congruent means same