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2 Answers

3 votes

Answer:

complementary

Explanation:

The angles are part of a right angle as shown by the square.

Complementary angles are angles that add up to 90˚

since x-15 and 2x are parts of the right angle, they add up to 90

User Idog
by
5.9k points
4 votes

Answer:

Complementary angles

Explanation:

Complementary angles are angles that add up to 90 degrees.

User Andreas Fester
by
6.1k points