Calculate the area of a rectangle if its length is 20 cm and its width is 5 times less than its length.

Formula for finding the area of a rectangle:

S = length * width

Find the width of the rectangle if it is five times less than the length:

20 centimeters / 5 = 4 centimeters.

It remains to find the area of the rectangle:

S = 20 * 4 = 80 centimeters (squared).

Answer: The area of the rectangle is 80 centimeters (squared).



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