Posted by Anonymous on Tuesday, February 15, 2011 at 2:20pm.
in a triangle the middle length side is 3 more than the shortest side, and the longest side is double the middle lenght side the perimeter of the triangle is 45cm find the lenghts of the side

geometry  anonymous, Tuesday, February 15, 2011 at 4:26pm
u do the math

geometry  Henry, Thursday, February 17, 2011 at 4:19pm
Shortest side = X cm.
Middle side = (X + 3)cm.
Longest side = 2(x + 3) = (2X + 6)cm.
X + (X + 3) + (2X + 6) = 45cm,
4X + 9 = 45,
4X = 45  9 = 36,
X = 9cm = Shortest side.
X + 3=9 + 3 = 12cm=Middle length side.
2X + 6 = 18 + 6 = 24cm = Longest side.
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