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PilotLPTM [1.2K]
3 years ago
11

The length of a rectangle is 3 centimeters less than its width. What are the dimensions of the rectangle if its area is 130 squa

re centimeters?
Mathematics
1 answer:
Aliun [14]3 years ago
6 0

a = lw

130 = l*(l+3)

130 = l^2 + 3l

l^2 + 3l - 130 = 0

(l + 13)*(l - 10) = 0

l = -13, l = 10

length can't be negative, so length is 10cm, height is 13cm


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