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Opener: Name the following solids. (5th one on Opener Sheet)
1. 2.
3. 4.
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Homework Questions:
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Section 10.4: Surface Area of Prisms and Cylinders
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A. What do you think surface area is?
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B. What do you think lateral area is?
C. Which should be larger ‐ lateral area or surface area?
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Finding lateral and surface area for a prism:
1.
2.
10 cm
6 cm
4 cm
12 ft
6 ft
Formula: L.A. =
S.A. =
4 cm
6 cm
10 cm
12 ft
6 ft
6 ft
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Finding lateral and surface area of a cylinder:
rh
1.
2. 3 in
10 in
Formula: L.A. =
S.A. =
3 in
10 in
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Find the surface area of composite figures:
1.
20
2
32.
Note: Surface area only includes...
3.
3
3
2
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