a piece of thread 120cm in length is to be cut into 2 parts 1 part of from a rectangle and the pther part of from an equilateral t

Question

a piece of thread 120cm in length is to be cut into 2 parts 1 part of from a rectangle and the pther part of from an equilateral triangle the length of rectangle needs to be three less than twice its width and each side of the triangle needs to be the length of the rectangle what is the length of each part of thread.‚Äč

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Madelyn 2 months 2021-07-27T14:35:55+00:00 1 Answers 0 views 0

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    2021-07-27T14:37:11+00:00

    Step-by-step explanation:

    the perimeter of rectangle is 2(l+b)

    so leta take l =20 and b=15 put the value

    2(30+15)=90 so part leef =120-90=30

    perimeter of triangle=s+s+s

    3s=30 30/3=10

    so, one part is 90 and other is 30

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