Angles of a Circle

Solve for [x]. Assume that lines which appear tangent are tangent.

• 12

• 8

• 10

• 4

Find the measure of the arc or angle indicated. Assume that lines which appear tangent are tangent.

• 45

• 55

• 70

• 80

Find the measure of the arc or angle indicated. Assume that lines which appear tangent are tangent.

• 140

• 170

• 150

• 160

Find the measure of the arc or angle indicated. Assume that lines which appear tangent are tangent.

• 40

• 57

• 39

• 62

Find the measure of the arc or angle indicated. Assume that lines which appear tangent are tangent.

• 100

• 95

• 115

• 131

Find the measure of the arc or angle indicated. Assume that lines which appear tangent are tangent.

• 61

• 72

• 57

• 83

Solve for [x]. Assume that lines which appear tangent are tangent.

• 10

• 2

• 12

• 5

Solve for [x]. Assume that lines which appear tangent are tangent.

• 11

• 6

• 8

• 9

Find the measure of arc AB.

• 17

• 34

• 68

• 146

If the measure of arc ABC = 210°, what is the measure of ∠AOC?

• 150°

• 100°

• 210°

• 105°