### Home > MC2 > Chapter 8 > Lesson 8.2.1 > Problem 8-35

8-35.

Supplementary angles add up to 180°.

Look at angle *d*.

What other angle can you add to that to make a sum of 180°?

What can you add to angle *c* to get 180°?

Complementary angles add up to 90°.

Which angle can you add to angle *a* to make a sum of 90°?

One right angle is angle *e*.

Which is the other right angle?

Which is the only angle that is greater than 90°?