1.
Determine the lateral area of the cone. Round to the nearest tenth.
A.
754.0 cm
2
B.
1508.0 cm
2
C.
603.2 cm
2
D.
1206.4 cm
2
Hint
2.
Find the surface area of a cone if the diameter of its base is 13.5 feet, and it has a slant height of 16.8 feet. Round to the nearest tenth.
A.
797.3 ft
2
B.
572.6 ft
2
C.
712.5 ft
2
D.
499.4 ft
2
Hint
3.
Find the surface area of the regular pyramid. Round to the nearest tenth.
A.
193.5 m
2
B.
387.0 m
2
C.
130.5 m
2
D.
166.5 m
2
Hint
4.
Find the slant height of a regular pyramid with a heptagonal base if one side of the base is 7.4 m and the lateral area is 339.3 m
2
. Round to the nearest tenth.
A.
15.3 m
B.
13.1 m
C.
6.6 m
D.
3.3 m
Hint
5.
Find the radius of a cone if the lateral area is 443.3 mm
2
and the slant height is 14.7 mm. Round to the nearest tenth.
A.
4.8 mm
B.
9.6 mm
C.
6.7 mm
D.
19.2 mm
Hint