CA #11 SAV, Area of Sector, and Arc Length

Jamie is going to pretend he is a race car and run around the outside of the track from point A to point B. How far is Jamie going to run?

• 471 ft

• 150 ft

• 84 ft

• 540 ft

• 256 degrees

• 76 degrees

• 104 degrees

• 128 degrees

• 25π/9 in

• 125π/9 in

• 20π in

• 2,600π in

The circumference of a pie is 25 inches. What is the arc length of a piece of pie with a central angle of 70°

• 2.4 inches

• 4.9 inches

• 7.6 inches

• 15.3 inches

In circle O, the length of arc DE is 2.4π feet. What is the length of radius DO? Round your answer to the nearest foot.

• 6

• 12

• 3

• 9

Marco needs to split a cake with a diameter of twelve inches into five equal pieces. What is the approximate area of each slice?

• 18.8 in²

• 22.6 in²

• 37.7 in²

• 90.4 in²

The circle has a center at point A where radius AC = 8 cm, m<CAD = 135°, and m<CAE = 45°. What is the area of sector X?

• 8π

• 6π

• 24π

• 2π

The circle shown has a center at point A where m<DAC = 135° and radius AC = 7cm. What is the area of the shaded sector X rounded to the nearest whole number?

• 58

• 16

• 44

• 154

If the length of arc AB is 2π, what is the area of the shaded sector?

• 6π

• 3π

• 9π

• 12π

Find the area of the shaded sector. Choose the answer closest to the area.

• 4.2

• 16.8

• 33.5

• 50.3