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A triangle has side lengths of (10b+3c)(10b+3c) centimeters, (4b+4d)(4b+4d) centimeters, and (5d+7c)(5d+7c) centimeters. Which expression represents the perimeter, in centimeters, of the triangle?

A triangle has side lengths of 10b3c10b3c centimeters 4b4d4b4d centimeters and 5d7c5d7c centimeters Which expression represents the perimeter in centimeters of class=

Respuesta :

To find the perimeter of a triangle we have to add the lengths of all the sides.

Perimeter = (10b+3c)+ (4b+4d) + (5d+7c)

Simplify by combining like terms

10b+3c+4b+4d+5d+7c

10b+4b+4d+5d+3c+7c

14b+9d+10c

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