Harvest03 Harvest03

04-04-2017
Mathematics

contestada

A triangle has sides of 8cm long and 15cm long with a 90angle between them.what is the length of the third side?

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Goalinetsky Goalinetsky

04-04-2017

8² + 15² = c²
64 + 225 = c²
c² = 289
c = 17

The third side is 17cm long.

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