Surface Area of Spheres

Find the surface area of the figure.
Round your answer to the nearest hundredth.
Use the formula:  $SA=4\pi r^2$  

• 1,520.53 $cm^2$

• 760.27 $cm^2$

• 379.94 $cm^2$

• 759.88 $cm^2$

Tags

CCSS.8.G.C.9

Find the surface area of the figure. Where the diameter is 8.6 ft.
Round your answer to the nearest hundredth.
Use the formula:  $SA=4\pi r^2$  

• 232.35 $ft^2$

• 116.18 $ft^2$

• 928.94 $ft^2$

• 58.06 $ft^2$

Tags

CCSS.8.G.C.9

Find the surface area of the figure.
Round your answer to the nearest hundredth.
Use the formula:  $SA=4\pi r^2$  

• 706.86 $m^2$

• 2,826 $m^2$

• 353.43 $m^2$

• 176.63 $m^2$

Tags

CCSS.8.G.C.9

Find the surface area of the figure.
Round your answer to the nearest hundredth.
Use the formula:  $SA=3\pi r^2$  

• 4156.33 $mm^2$

• 16.616.88 $mm^2$

• 2,078.17 $mm^2$

• 1,384.74 $mm^2$

Tags

CCSS.8.G.C.9

Find the surface area of the figure.
Round your answer to the nearest hundredth.
Using the formula:  $SA=3\pi r^2$  

• 780.47 $m^2$  

• 390. 24  $m^2$  

• 260.02  $m^2$  

• 3,120.28  $m^2$  

Tags

CCSS.8.G.C.9

Find the surface area of the figure.
Round your answer to the nearest hundredth.
Use the formula:  $SA=3\pi r^2$  

• 1,847.26 $mi^2$  

• 615.44 $mi^2$  

• 923.43  $mi^2$  

• 263.76  $mi^2$  

Tags

CCSS.8.G.C.9

Find the surface area of the figure.
Round to the nearest hundredth.
Use the formula:  $SA=4\pi r^2$  

• 1,134.11 $in^2$

• 567.06 $in^2$

• 90.25 $in^2$

• 283.39 $in^2$

Tags

CCSS.8.G.C.9

Find the surface area of the figure.

Round your answer to the nearest hundredth.

• 1017.88 $ft^2$

• 508.94 $ft^2$

• 452.16 $ft^2$

• 791.28 $ft^2$