Seudónimo Seudónimo

30-11-2017
Mathematics

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The triangle below has a total perimeter of 450 cm:

picture of a triangle with sides 128 and 150. Third side unknown

Write an equation and solve it to find the length of the longest side of the triangle.

Respuesta :

chudung1976 chudung1976

30-11-2017

The third is 450-(128+150)=450-150-128=300-128=172
So the longest side is 172 cm

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