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neonofarm [45]
3 years ago
11

The area of a rectangle is 180 squared in2. The ratio of the length to the width is 5 : 4Find the length and the width. The leng

th of the rectangle is nothing in.
Mathematics
1 answer:
Artist 52 [7]3 years ago
6 0

180 in² - the area

width × lenght - the area

length : width = 5 : 4 therefore length = 5x and width = 4x

(x - some unit of length)

The equation:

(5x)(4x) = 180

20x² = 180     <em>divide both sides by 20</em>

x² = 9 → x = √9 → x = 3 in.

The length = 5x, therefore your answer is:

<h3>5x = 5(3 in) = 15in</h3>
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