Area and Circumference of a Circle

FIND THE AREA OF THE SECTOR OUTLINED IN BOLD

• A

• B

• C

• D

What is the area of sector​ GPH?

Find the area of the shaded sector

• 173.42 cm²

• 212.06 cm²

• 237.50 cm²

• not enough information

Find the area of a sector with an arc length of 30 cm and a radius of 8 cm.

• 240 cm²

• 80 cm²

• 120 cm²

• 180 cm²

What is the area of the shaded region?

Find the length of the radius given the arc length of arc AB shown. Round your answer to the nearest tenth.

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

• 7/4π cm

• 7/2π cm

• 1/8π cm

• 45π cm

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^o

• 74^o

• 94⁰

• 123⁰

What is the formula for the area of a circle?

What is the area of the circle? (Best Choice)

• 5π or about 15.7 cm²

• 10π or about 31.4 cm²

• 25π or about 78.5 cm²

• 100π or about 314 cm²