The perimeter of a rectangle 60 cm wide is 1/6 of the perimeter, find the area of the rectangle.

In order to find the part of an integer value, you must divide it by the denominator of the fraction and multiply by its numerator.

We know that the width of the rectangle is 1/6 of its perimeter, which is 60 cm.Let’s find b:

b = 60: 6 * 1 = 10 cm.

Let us express the length from the formula to determine the sum of all sides of such a figure:

P = 2a + 2b, therefore: a = (P – 2b): 2 = (60 – 2 * 10): 2 = 40: 2 = 20 cm.

The area of the rectangle is calculated by the formula:

S = a * b = 20 * 10 = 200 cm².



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