bear231 bear231
  • 08-11-2016
  • Mathematics
contestada

a rectangle has a perimeter of 54cm. the length is 16 cm . what is the width of the rectangle?

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Moonnose
Moonnose Moonnose
  • 08-11-2016
P=2(a+b)
54=2(16+b)
54=32+2b
22=2b
11=b

The width is 11cm.

Just say if you need a better explanation.
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abbigator01
abbigator01 abbigator01
  • 10-11-2016
w= 27/8 (3 3/8 as a mixed number) or if you would like to write it as a decimal w=3.375 
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