10.4

Which number best represents an inscribed angle?

• 1

• 2

• 8

• 9

Answer explanation

Find the indicated major arc.

• 197

• 261

• 211

• 236

Find the indicated angle.

• 132

• 55

• 134

• 93

Find arc DB.

• 69

• 96

• 70

• 92

Find angle DBC.

• 69

• 96

• 70

• 94

Determine the measure of arc AB.

• 53

• 60

• 62

• 91

What is m∠ACB?

• 67.5°

• 90°

• 22.5°

• 45°

What is m∠LMO?
(Segment LO is a diameter of Circle P)

• 30°

• 45°

• 80°

• 90°

Find arc TR.

• 74

• 63

• 84

• 75

FACT: If two angles intercept the same arc

then the angles are equal.

Set up an equation to find x.​ (a)  

Find the measure of <F.​ (b)  

• 5
• 46
• 10
• 18
• 2.5
• 96
• 23