unknown41 unknown41

18-10-2016
Mathematics

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fine the length of the hypotenuse of a Right triangle with legs pf 20cm and21cm

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Аноним Аноним

18-10-2016

Hypotenuse² = perpendicular² + base²

H² = 20²+21²

H²= 400+441 = 841

H = √841

H = 29 cm

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