Asked by Anonymous
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
Answers
Answered by
anonymous
u do the math
Answered by
Henry
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.
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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