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14-11-2017
Mathematics

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The first side of a triangle is 2 cm longer than the second side. the third side is 5 cm shorter than twice the second side. the perimeter is 49 cm. find the length of each side.

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Nathan007 Nathan007

14-11-2017

Side 1: x+2
Side 2: x
Side 3: 2x-5
Perimeter(sum of the sides)= 49 cm

(x+2)+x+(2x-5)=49
4x-3=49
4x=52
x=13

Side 1=15 cm
Side 2=13 cm
Side 3=21 cm

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