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zepelin [54]
3 years ago
10

HELP QUICK DUE TODAY

Mathematics
1 answer:
Scilla [17]3 years ago
3 0
Area = S^2

S(S-3) =70

S^2 -3S = 70
S^2 - 3s-70 = 0

(s-10) (s+7) = 0

s = 10, s=-7

S=10

original dimension was 10cm x 10cm


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<em />

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