Sector Area Quiz

What is the formula for finding the area of a sector?

• (θ/360) * π * r^2

• (θ/270) * π * r^2

• (θ/90) * π * r^2

• (θ/180) * π * r^2

If the radius of a sector is 5 cm and the central angle is 60 degrees, what is the area of the sector?

• 15.70796

• 13.08997

• 10.47197

• 20.94395

If the radius of a sector is 8 m and the central angle is 45 degrees, what is the area of the sector?

• 25.12

• 12.56

• 50.24

• 6.28

If the area of a sector is 12 square units and the radius is 3 units, what is the central angle?

• 137.5

• 45

• 90

• 180

If the area of a sector is 36 square centimeters and the radius is 6 centimeters, what is the central angle?

• 180 degrees

• 90 degrees

• 360 degrees

• 45 degrees

If the radius of a sector is 10 inches and the central angle is 120 degrees, what is the arc length?

• 20.94395 inches

• 25.132741 inches

• 15.707963 inches

• 10.471975 inches

If the radius of a sector is 7 meters and the central angle is 90 degrees, what is the arc length?

• 21.98 meters

• 5.5 meters

• 10.5 meters

• 15.7 meters

If the arc length of a sector is 15 centimeters and the radius is 5 centimeters, what is the central angle?

• 30.00

• 45.00

• 54.77

• 60.00

If the arc length of a sector is 30 inches and the radius is 8 inches, what is the central angle?

• 37.5

• 3.75

• 0.375

• 375

If the area of a sector is 48 square units and the radius is 4 units, what is the arc length?

• 12.56

• 25.12

• 45.24

• 37.68