Circles Quiz Review

Find the area of the circle

• 56.52
• 254.34
• 1017.36
• 113.04

find the area of the circle below.

• 100 cm
• 225 cm
• 9 cm
• 28.26 cm

Find the arc length of arc AB.

• 12.57 units
• 75.40 units
• 24 units
• 125.66 units

Find the arc length.

• 37.70 cm
• 6.28 cm
• 28.27 cm
• 9.42 cm

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.

What is the area of the shaded region? Round to the nearest hundredth. (Hint: Area of a triangle is 1/2*b*h)

• 78.53

• 314.16

• 28.54

• 58.54

Alison is jogging on a circular track that has a radius of 140 feet. She runs along the track from point R to point N, a distance of 230 feet. Find to the nearest degree, the measure of minor arc RN.

• 47

• 74

• 94

• 123

What is the area of the shaded region?

• 144 - 9π
• 144 - 4π
• 144 - 3π
• 144 - 36π

Find the arc length of the bolded arc.

• A
• B
• C
• D

A circular swimming pool is 21 feet in diameter.
How many feet around is the pool?

• 10.5 ft
• 42 ft
• 65.94 ft
• 131.95 ft