Arc Lengths and Areas of Sectors

• 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?

What is the arc length formula used in trigonometry?

• S = rθ

• S = 2πr

• S = πr²

• S = r²θ

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

What is the area of a sector?

• 35.2 km²

• 40 km²

• 30 km²

• 25 km²

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