Complementary Supplementary Vertical Angles

Solve for b

• 141

• 90

• 180

• 39

If the measure of ∠2 is 83°, what is the measure of ∠3?

• 7°

• 17°

• 83°

• 97°

What is an example of a pair of complementary angles?

• 13° and 45°

• 10° and 170°

• 81° and 9°

• 90° and 3°

Practice 1b: Name a pair of vertical angles

Practice 1a: Name a pair of complementary angles

Use the diagram to solve for m∠BAD.  ∠CAB is a right angle.
m∠1 = (x² -5x)° and m∠2 = (3x+42)°.

• 24° & 66°

• Only 24°

• Only 66°

The supplement of an angle is 12  more than twice its complement. Find the complement of the supplement of the angle.

• 12°

• 168°

• 78°

• No Solution

The supplement of an angle is four less than three times the complement of the angle. Find 0.5 of the supplement of the angle.

• 23.5°

• 43°

• 68.5°

Find the values of x, y, and m∠CED.

• x = -3, y = -5, m∠CED = 13°

• x = 3, y = -5, m∠CED = 26°

• x = 3, y= 5, m∠CED = 13°

1. Find X 

• 28

• 5

• 55

• 40