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15.12.2019 •
Mathematics
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find the diagonal of a square whose sides are of the given measure. given = 12 cm
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Ответ:
just apply pythagoras' theorem:
a² + b² = c²
a and b are our sides, and they're the same length, 12cm. c is what we're looking for, therefore:
12² + 12² = c²
288 = c²
c = √(288)
c = 16.97
Ответ: