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15-04-2020
Mathematics

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find the exact length of the third side

find the exact length of the third side class=

Respuesta :

15-04-2020

You can use the Pythagorean theorem, a^2+b^2=c^2, to solve this.

b= square-root of (c^2)-(a^2)

b= square-root of (9^2)-(2^2)

b= 8.77.... which in the exact form is square root of 77.

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