Complementary or Supplementary Angles

Read and Practice: Complementary or Supplementary?

Try a Pre-Test: Complementary or Supplementary Angles

Read: pages 99-100

Know:

• Definitions of Complementary and Supplementary
• Theorem 5 and 6
  

Both Theorem 5 and 6 are easy to remember.

If

a + c = 90, and b + c = 90,

then

A = B

It's the same for

A + C = 180, etc.

DO:

Set I, #1-8
Set II, #19-23, 24-27, 32