Area of Sectors and Arc Lengths

What is the measure of arc AYB

• 50

• 100

• 180

• 260

In circle O, the radius is 4, and the length of minor arc AB is 4.2 feet. Find the measure of minor arc AB to the nearest degree.

What is the area of the sector?

• 277.2 ft²

• 300 ft²

• 250 ft²

• 200 ft²

What is the area of the sector?

• 274.5 mi²

• 300 mi²

• 250 mi²

• 200 mi²

Find the area of a sector.

• 132 cm²

• 150 cm²

• 120 cm²

• 100 cm²

Calculate the area of a sector with a central angle of 215° and a radius of 4.5 yd.

• 38 yd²

• 40 yd²

• 35 yd²

• 30 yd²

• 23.6 mm

• 15 mm

• 30 mm

• 20 mm

Find the arc length for a radius of 4.5 yards and an angle of 100°.

• 7.9 yards

• 6.5 yards

• 8.5 yards

• 5.5 yards

What is the arc length when the radius is 6.6 km and the angle is 240°?

• 27.6 km

• 20 km

• 30 km

• 25 km

What is the central angle in radians if the arc length is 19 yards and the radius is 4 yards?