Surface Area of Cylinders, Cones and Spheres

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

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

Find the LATERAL surface area of the cone.

• 1180.7 sq. in

• 703.7 sq. in

• 1017.4 sq. in

• 2597.5 sq. in

What is surface area?

• The distance around the outside of a two-dimensional figure

• The number of square units in a two-dimensional figure

• The number of cubic units needed to fill a three-dimensional figure.

• The sum of the areas of all surfaces on a three-dimensional figure

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. Round to the nearest tenth.

• 60.4 m²

• 188.4 m²

• 94.2 m²

• 881.9 m²

Find the surface area of the figure. Round to the nearest tenth.

• 628.3 m²

• 1445.1 m²

• 1245 m²

• 816.8 m²

• 103.7 yd²

• 263.9 yd²

• 75.4 yd²

• 150.8 yd²