Circles: Central and Inscribed Angles, Arcs and Sectors

Solve for the missing angle.

• 45^o
• 90^o
• 22.5^o
• 128^o

Tags

CCSS.HSG.C.A.2

Find the measure of arc AB.

• 17
• 34
• 68
• 146

Tags

CCSS.HSF.TF.A.1

CCSS.HSG.C.A.2

CCSS.HSG.C.B.5

Find the measure of the indicated angle.

• 42
  ⁰
  ⁰
  ⁰
• 51
• 36
• 45

Tags

CCSS.HSG.C.A.2

• A
• B
• C
• D

Tags

CCSS.HSG.C.A.2

In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB to the nearest integer.

• 5
• 9
• 8
• 6

Tags

CCSS.HSG.C.B.5

In circle O, the radius is 4, and the length of minor arc AB is 4.2 feet.  Find the measure of minor arc AB to the nearest degree.

• 90
• 60
• 55
• 113

Tags

CCSS.HSG.C.B.5

Find the area of the shaded sector of circle O.  The radius is 6 inches and the central angle is 100°.  Express answer to the nearest tenth of a square inch.

• 9.2 sq. in.
• 10.5 sq. in.
• 31.4 sq. in.
• 38.2 sq. in.

Tags

CCSS.HSG.C.B.5

Find the length of the bold arc.

• 61.3ft
• 20.4ft
• 7351.3ft
• 22,068ft

Tags

CCSS.HSF.TF.A.1

CCSS.HSG.C.B.5

What is the arc length of minor arc AB?

• 5.23
• 103
• 33.33
• 50

Tags

CCSS.HSF.TF.A.1

CCSS.HSG.C.B.5

central angle: an angle with its vertex _____________ the circle

• at the center of
• on

Tags

CCSS.HSG.C.A.2

CCSS.HSG.CO.A.1