Surface Area of Cones

What is surface area?

• 1339.73

• 703.36

• 320.78

• 742.42

Find the surface area

• 252.58 yd²

• 163.2 yd²

• 365.68 yd²

• 157.2 yd²

Find the Surface Area

• 490.9in²

• 295.6in²

• 221.7in²

• 753.7in²

Find the surface area

• 1276.3m²

• 824.7m²

• 1649.3m²

• 3534.3m²

Find the surface area

• 164.9yd²

• 329.9yd²

• 612.6yd²

• 227.8yd²

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?

• 94.25 in.²

• 172.79 in.²

• 50 in.²

• 22.5 in.²

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 surface area. Use 3.14 for pi.

• 1130.40

• 452.16

• 327.03

• 987.12