Posted by **Lily** on Sunday, October 3, 2010 at 8:13pm.

One side of a triangle is 4 cm longer than the shortest side and 2 cm shorter than the longest side. The perimeter is 38 cm. Find the dimensions of the triangle.

- algabra 2 -
**Jen**, Sunday, October 3, 2010 at 8:29pm
x+x-2+x+4=38

3x+2=38

3x=36

x=12

12, 10, 16

- algabra 2 -
**naomi**, Tuesday, October 12, 2010 at 6:51pm
PT=sum of all sides

38=x+(x-2)+(x+4)

38=x+x-2+x+4

38=x+x+x-2+4

38=3x+2

38-2=3x

36=3x

36/3=3x/3

12=x

one side is 12

12-2=10

the other side is 10

12+4=16

the last side is 16

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