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OpenStudy (firejay5):
A contractor must pour a cement slab foundation for a new home with the floor plan shown. What is the area of the foundation? *Show work and explain answer choice* A. 320ft squared B. 400ft squared C. 520ft squared D. 600ft squared
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OpenStudy (firejay5):
|dw:1403819079305:dw|
OpenStudy (firejay5):
@jdoe0001 @timo86m
OpenStudy (anonymous):
(20 * 80) + ((20 - 8) * 10)
OpenStudy (jdoe0001):
|dw:1403820492172:dw|
OpenStudy (anonymous):
Does my way work? o.o
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OpenStudy (jdoe0001):
well... 20 * 80... is ... a bit large, maybe it was a typo
OpenStudy (anonymous):
20*20 = 400 10*12=120 400+120 = 520
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