Mathematics
meg4
18

A rectangular mirror covers an area of 13.95 square feet on a wall. The width of the mirror is 1.4 feet more than its length. Find the length and width of the mirror.

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(1) Answers
jordand4g

a = 13.95 ft^2 l = x b = x + 1.4 a = l × b 13.95 = x × ( x + 1.4 ) 13.95 = 3.1 × ( 3.1 + 1.4 ) 13.95 = 13.95 length = 3.1 width = 4.5

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