Geometry 1-2
Name___________________________________
Assignment
Date________________ Period____
Find the lateral area and surface area of each regular pyramid. Round to the nearest tenth, if
necessary.
2)
1)
14.4 in
7.3 in
12 in
6 in
10.4 in
4.1 in
518.4 in²; 892.8 in²
109.5 in²; 171 in²
3)
4)
8.1 in
4.5 mi
8 in
8 in
4 mi
4 mi
129.6 in²; 193.6 in²
36 mi²; 52 mi²
6)
5)
10.1 cm
9.3 ft
8 ft
6 cm
6 cm
6 cm
8 ft
8 ft
5.2 cm
90.9 cm²; 106.5 cm²
6.9 ft
111.6 ft²; 139.2 ft²
Find the surface area of each regular pyramid. Round your answers to the nearest tenth, if
necessary.
7) A hexagonal pyramid with a slant height of 13
ft and a regular base measuring 8 ft on each
side with an apothem of 6.9 ft.
477.6 ft²
8) A pentagonal pyramid with a slant height of
14.2 km and a regular base measuring 11 km
on each side with an apothem of 7.6 km.
599.5 km²
Worksheet by Kuta Software LLC
Find the volume of each pyramid. Round your answers to the nearest tenth, if necessary.
9)
10)
12 cm
8m
4m
3m
6 cm
6 cm
5m
144 cm³
16 m³
11)
12)
11 ft
11 ft
12 m
8m
7 ft
282.3 ft³
9m
288 m³
14)
13)
12 yd
11 yd
6 yd
4.1 yd
225.5 yd³
7 yd
6.1 yd
512.4 yd³
Find the volume of each pyramid. Round answers to the nearest tenth, if necessary.
15) A pyramid 5 ft tall with a right triangle for a
base with side lengths 3 ft, 4 ft, and 5 ft.
10 ft³
16) A pentagonal pyramid 11 cm tall with a
regular base measuring 6 cm on each side and
an apothem of length 4.1 cm.
225.5 cm³
Worksheet by Kuta Software LLC