1.
Find the surface area to the nearest tenth of a sphere with a radius of 5 centimeters.
A.
31.4 cm
2
B.
78.5 cm
2
C.
523.6 cm
2
D.
314.2 cm
2
Hint
2.
Find the surface area to the nearest tenth of a sphere with a radius of 4.2 centimeters.
A.
235.6 cm
2
B.
221.7 cm
2
C.
121.4 cm
2
D.
310.3 cm
2
Hint
3.
Find the surface area of the sphere. Round to the nearest tenth.
A.
4071.5 cm
2
B.
1017.9 cm
2
C.
904.8 cm
2
D.
2046.6 cm
2
Hint
4.
Determine the surface area of the sphere. Round to the nearest tenth.
A.
1303.8 ft
2
B.
325.9 ft
2
C.
163.0 ft
2
D.
402.1 ft
2
Hint
5.
Determine the surface area of the hemisphere given the area of a great circle of the sphere. Round to the nearest tenth.
A.
769.5 in
2
B.
461.7 in
2
C.
307.8 in
2
D.
615.6 in
2
Hint