Central Angles Arcs Chords

_____________ is a line segment that joins any two points of the circle.

_____________ is defined as the part or segment of the circumference of a circle. A straight line that could be drawn by connecting the two ends of the arc is known as a chord of a circle.

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CCSS.HSG.C.A.2

_____________ is an angle whose vertex lies on the circumference of a circle while its two sides are chords of the same circle.

In circle O, measure of arc AB = 120 degrees and measure of arc BC = 150 degrees. Find the measure of angle 6.

• 30⁰

• 60⁰

• 15⁰

• 120⁰

Tags

CCSS.HSG.C.A.2

Use the given measures to solve for x.

• 28

• 36

• 50

• 40

Tags

CCSS.HSG.C.A.2

In the figure, line segment AT is a tangent segment. Find the measure arc AL.

• 156

• 80

• 60

• 122

Tags

CCSS.HSG.C.A.2

In the figure, line segment AT is a tangent segment, find the measure of arc AS.

• 156

• 80

• 60

• 30

Tags

CCSS.HSG.C.A.2

Refer to the figure to find the value of x.

• 12

• 13

• 14

• 15

Tags

CCSS.HSG.C.A.2

What is an angle whose vertex is the center of a circle?

• Central Angle

• Inscribed Angle

• Intercepted Angle

• Intercepted Arc

What is the value of x in the figure?

• 40⁰

• 80⁰

• 120⁰

• 160⁰

Tags

CCSS.HSG.C.A.2