The length of a triangle is twice the width.the perimeter is 180.find the denision of triangle
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let the width of triangle be x then
the length of a triangle will be 2x
we know that the perimeter of triangle is 1 by 2 into base into height
according to question
X into 2 x = 132
2x² = 132
x²= 132/2
x²= 66
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The length of a rectangle is two times its width,the perimeter of the rectangle is 180cm, find the dimensions of the rectangle and also find its area.
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