Which questions are True or False? 1.) Supplementary angles always add up to 90°.

2.) Complementary angles always add up to 180°.

3.) Vertical angles always have the same measure.

4.) ∠x is complementary to the 34°angle.

5.) ∠z is vertical to the 112°angle.

6.) ∠y is a linear pair with the 146°angle.