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BigorU [14]
4 years ago
10

The area of a rectangle is 54 square

Mathematics
2 answers:
Sloan [31]4 years ago
6 0

Answer:

Width= 9 meters   Length= 6 meters

Step-by-step explanation:

9 times 6 is 54

9 is 3 meters longer than 6 so 9 is the width.

This means 6 is the length

MatroZZZ [7]4 years ago
3 0

Answer:

w = 6 m

l = 9 m

Step-by-step explanation:

A = 54m² = l×w

l = w + 3

54 = w(w+3)

54 = w² + 3w

w² + 3w - 54 = 0

w² + 9w - 6w - 54 = 0

w(w + 9)-6(w + 9) = 0

(w - 6)(w + 9) = 0

w - 6 = 0 => w = 6 m

w + 9 = 0 => w = - 9 < 0 (F)

l = w + 3

l = 9 m

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