Find the area of a rectangle if its length is 4m12cm and its width is 4 times less.

First of all, we find the width of the rectangle if, according to the problem statement, it is 4 times less than the length equal to 4 m 12 cm (or 412 cm):

1) 412: 4 = 103 (cm).

Find the area of a rectangle with sides 412 cm and 103 cm by the product of its sides:

2) S = 412 * 103 = 42436 (cm²).

Answer: the area of the rectangle is 42436 cm².

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