Area of Cones

Find the surface area of a cone with a slant height of 8 and a diameter of 8.

• 164.78

• 150.72

• 134.04

• 156.64

Find the surface area of the cone.

• 131.95 mm²

• 223.1 mm²

• 62.83 mm²

• 103.67 mm²

Find the Surface Area

• 490.9in²

• 295.6in²

• 221.7in²

• 753.7in²

Find the total surface area of the cone. Round to the nearest tenth.

• 37.7 m²

• 50.3 m²

• 75.4 m²

• 25.1 m²

Find the total surface area of a cone with a radius of 7 inches and a slant height of 11 inches. Round to the nearest tenth.

• 259.7 in²

• 241.9 in²

• 153.9 in²

• 395.8 in²

Find the total surface area of this figure.

Round to the nearest hundredth.

• 84.44 sq in

• 25.25 sq in

• 104.62 sq in

• 56.52 sq in

A paper party hat, like the one shown, has a slant height of 6 inches and a radius of 5 inches. How many square inches of cardboard would be needed to create this hat?

• 94.3 in.²

• 172.8 in.²

• 50 in.²

• 22.5 in.²

Find the total surface area of the cone. Don't forget to divide the diameter by 2 to find the radius. Round to the nearest tenth.

• 103.7 yd²

• 263.9 yd²

• 75.4 yd²

• 150.8 yd²

Find the total surface area of the cone. Don't forget to divide the diameter by 2 to find the radius. Round to the nearest tenth.

• 1158.5 sq. m

• 1287.2 sq. m

• 1007.9 sq. m

• 1462 sq. m

Find the LATERAL surface area of the cone. Round to the nearest tenth.

• 252.6 sq. cm

• 217.6 sq. cm

• 365.7 sq. cm

• 435.2 sq. cm