3 years ago

the length of a rectangle is 3cm greater then it's width. The perimeter is 24cm. Find the dimensions of the rectangle.

2 answers:

8 0

The perimeter formula is 2 times length plus 2 times width.
2(x+3)+2(x)=24
Distribute.
2x+6+2x=24
4x+6=24
Subtract 6 from both sides.
4x=18
x=2
So the length is 5 and the width is 2

vodomira [7]3 years ago

5 0

Length is 15 while width is 9

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