A square kitchen floor has an area of 123 square feet estimate the length of one wall to the nearest tenth of a foot

Question

05-09-2017
Mathematics

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A square kitchen floor has an area of 123 square feet estimate the length of one wall to the nearest tenth of a foot

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Аноним Аноним · Answer 1 · 2017-09-05T13:48:30+02:00

Аноним Аноним

05-09-2017

area=side^2
123ft²=side^2
square root both sides
estimate
hmm

12²=144
11²=121
so somewhere above 11 but below 12
so like 11.1 (it's 11.09 so rounded it is 11.1)

11.1ft

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musiclover10045 musiclover10045 · Answer 2 · 2017-09-05T14:11:54+02:00

musiclover10045 musiclover10045

05-09-2017

area of a square = S^2

S^2 = 123

S = sqrt(123)

S = 11.0905

rounded to nearest tenth = 11.1 feet

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