blittle3 blittle3
  • 16-02-2018
  • Mathematics
contestada

the perimetre of jenny's dining room is 16.6m. The length is 5.2m. What is the width of the dining room?

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Pingping1
Pingping1 Pingping1
  • 16-02-2018
The width of the table should be 3.1m because 3.1*2+5.2*2=16.6
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mialipelis
mialipelis mialipelis
  • 16-02-2018
If the doubled length is 6.2m and the perimeter is 16.6m, to find the width you must subtract the doubled length from the total perimeter, then divide by 2. 

16.6m -10.4 = 6.2
6.2/2= 3.1
3.1m
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