Circles Circumference and Area (Arc Length and Sectors)

A ____ angle is an angle whose vertex is a the center of a circle.

• supplementary
• complimentary
• central
• obtuse

Tags

CCSS.HSG.C.A.2

A segment that connects the center of a circle with a point on the circle.

• tangent
• secant
• diameter
• radius

Tags

CCSS.HSG.C.A.2

What is the circumference of a circle with a diameter of 19.1 ft? 

• 60.00 ft
• 35.17 ft
• 28.67 ft
• 47.17 ft

Tags

CCSS.7.G.B.4

A minute hand (radius) of a clock is 13.8 meters long. What is the circumference of the clock?

• 86.70 meters
• 76.66 meters
• 66.66 meters
• 96.66 meters

Tags

CCSS.7.G.B.4

• A
• B
• C
• D

Tags

CCSS.HSG.C.A.2

• A
• B
• C
• D

Tags

CCSS.HSG.C.B.5

Find the arc length.  Leave your answer in terms of π.

• 7/4π
• 7/2π
• 1/8π
• 45π

Tags

CCSS.HSG.C.B.5

Find the area of the circle

• 43.96
• 153.86
• 87.82
• 307.72

Tags

CCSS.7.G.B.4

Find the area of the sector, rounding your answer to 1d.p.

• 67.1cm²

• 67.0cm²

• 16.8cm²

• 134.0cm²

Tags

CCSS.HSG.C.B.5

Find the area of each sector.

• 52.4 in²
• 18,864 in²
• 60 in2
• 10.47 in

Tags

CCSS.HSG.C.B.5