1. Complementary and Supplementary Word Problems

2. Keys to Solving Word Problems

3. Ex.1 Set up an equation and solve for each angle.
The supplement of an angle is twenty less than the angle.

4. Ex.2 Set up an equation and solve for each angle.
The complement of an angle is two times the angle.

5. Ex.3 Set up an equation and solve for each angle.
The complement of an angle is 10 more than the angle.

6. Ex.4 Set up an equation and solve for each angle.
The supplement of an angle is a third of the angle.

7. Ex.5 Set up an equation and solve for each angle.
The complement of an angle is 10 less than 3 times the angle.

8. Find the angle, the complement and the supplement.
CHALLENGE
Twenty more than the supplement of an angle is three times its complement.
Find the angle, the complement and the supplement.

9. Blue Workbook p.13 #13-15 You Try! Answers: 13) 22.5˚ and 67.5˚

10. Assignment