Four-fifths of a spinach casserole is leftover after Sam has lunch. Jackie and Alicia each take 1/2 of the left over casserole.
1 answer:
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Answer:
Part 1)
Part 2)
L = 220 ft2 ; S = 280.5 ft2
Step-by-step explanation:
<u><em>The correct question is </em></u>
Find the lateral area and surface area of a rectangular prism. The base is a square 5.5 ft by 5.5 ft, and the height is 10 ft
Part 1) Find the lateral area
The lateral area of a rectangular prism is equal to
where
P is the perimeter of the base
h is the height of the prism
we have
---> the perimeter of a square
---> is given
substitute
Part 2) Find the surface area
The surface area of a rectangular prism is equal to
where
LA is the lateral area
B is the area of the base
we have
----> area of a square
substitute