Missing Parameters of Cones

Find the volume of the cone. Round your answers to the nearest tenth. Use 3.14 for π.

• 150.72 cm³

• 75.36 cm³

• 452.16 cm³

• 151 cm³

Find the volume of the cone. Round your answers to the nearest tenth. Use 3.14 for π.

• 399.9 ft³

• 1,199.9 ft³

• 85.1 ft³

• 324 ft³

Find the volume of the cone. Round your answers to the nearest tenth. Use 3.14 for π.

• 320.4 in³

• 314 in³

• 205.5 in³

• 267.4 in³

Find the volume of this cone.

• 31415.9 m³

• 10476.5 m³

• 10466.7 m³

• 31419.5 m³

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

• 62.5 in.²

• 10 in.²

• 50 in.²

• 22.5 in.²

Find the surface area

• 252.58 yd²

• 163.2 yd²

• 365.68 yd²

• 157.2 yd²

Now imagine a cone. The radius is 3 units and the height is 4 units. What is the total surface area? (HINT: This is kind of a trick question. Really pay attention to the equation)

Round to one decimal place.

Mathematical Equivalence

ON

Find the surface area. Round your answer to the nearest hundredth, if necessary.

• 1306.27 ft²

• 709.58 ft²

• 499.2 ft²

• 627.14 ft²

Find the surface area. Round your answer to the nearest hundredth, if necessary.

• 542.74 m²

• 1156.35 m²

• 818.99 m²

• 1017.88 m²

Find the lateral area and surface area of each figure. Round your answers to the nearest tenth, if necessary.

• 203.4 m²; 297 m²

• 37.7 m²; 50.3 m²

• 50 m²; 75 m²

• 150 m²; 254.5 m²