SOLUTION: serena is wrapping a gift for her brothers birthday. the package measures 20 inches x 14.5 inches x 23.7 inches. how much wrappin paper does she need to wrap the gift?
a) 6873.0
Algebra.Com
Question 597281: serena is wrapping a gift for her brothers birthday. the package measures 20 inches x 14.5 inches x 23.7 inches. how much wrappin paper does she need to wrap the gift?
a) 6873.0
b) 2215.3
c) 1107.7
d) 58.2
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
There are six surfaces on a rectangular solid. Two of them have a surface area of length times width, two have a surface area of lenghth times height, and two have a surface area of width times height. The total surface area is the sum of those six areas, so:
Do the arithmetic. Recognize that if she only has the amount you calculate, then there won't be any overlap of the paper -- in other words, this is a poorly constructed problem.
John
My calculator said it, I believe it, that settles it
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