#10.4 Inscribed Angles and Polygons

Find the indicated measure.

• 20 degrees

• 40 degrees

• 60 degrees

• 80 degrees

Find the indicated measure.

• 36 degrees

• 72 degrees

• 144 degrees

• 24 degrees

Find the indicated measure.

• 58 degrees

• 61 degrees

• 30.5 degrees

• 122 degrees

• A

• B

• C

• D

Find the value of x and y.

• x = 120; y = 60

• x = 140; y = 56.5

• x = 113; y = 70

• x = 110; y = 67

Find the value of x and y.

• x = 101; y = 88

• x = 99; y = 90

• x = 94; y = 95

• x = 110; y = 79

Find the value of x.

• 39

• 78

• 42

• 75

Find the value of y.

• 39

• 29

• 115

• 103

Find $m\angle B$  

• 85 degrees

• 90 degrees

• 95 degrees

• 100 degrees

You make a design using a pencil and a circular wheel, as shown.

Find m ∠ ABC

• 58.6 degrees

• 62.3 degrees

• 249.2 degrees

• 124.6 degrees