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OtusTheLlama2 OtusTheLlama2
  • 31-05-2015
  • Mathematics
Answered

A rectangle has an area of 30 m² and a perimeter of 34 m. What are the dimensions of the rectangle?

Verified Answer :

IwAsSoMeGuY
IwAsSoMeGuY IwAsSoMeGuY
  • 31-05-2015

length is l
width is w
lw = 30
2l + 2w = 34

You can simplify the second equation to l + w = 17

Factors of 30:
30
1
152
10
3
65

Try adding each of these factors together, to find out which equals 17

30 + 1 = 31
15 + 2 = 17
10 + 3 = 13
6 + 5 = 11

So the dimensions of the rectangle are 15m
2m

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