Based on the length and width of the rectangular lawn, and the percentage the man has mowed, the strip width would be 40.5 m.
first, find the area of the lawn:
= 100 x 200
= 20,000 ft²
the area mowed is:
= 40.5% x 20,000
= 8,100 ft²
the width is therefore:
= 8,100 / 200
= 40.5 m
find out more on the area of a rectangle at https://brainly.com/question/2607596.
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