Cone Area

What is the surface area? Use 3.14 for pi.

• 233.12 cm²

• 259 cm²

• 93.2 cm²

• 240 cm²

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 ratio of the surface areas from larger to smaller.

• 5/4

• 200/160

• 25/16

• 10/8

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 of the cone.

• 131.95 mm²

• 223.1 mm²

• 62.83 mm²

• 103.67 mm²

How do you find the total surface area of a cone?

Find the total surface area of the figure.

What is surface area? Round to the nearest hundredth

Find the surface area of a cone with a slant height of 8 cm and diameter of 12cm.

• 150.72 cm²

• 186.72 cm²

• 189.86 cm²

• 263.76 cm²

Find the volume to the nearest hundredth.

• 12.57 ft³

• 37.68 ft³

• 18.84 ft³

• 6.28 ft³

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3