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2 years ago

15

The formula for perimeter is p = 2 l + 2 w. If the perimeter p of a rectangle is 200 mm (millimeters) and the width w = 30 mm, w

hat is l?
A. 60mm
B. 140mm
C. 70mm
D. 100mm

1 answer:

Rama09 [41]2 years ago

8 0

Plug the known variables into the equation.
p=2l+2w
200=2l+2(30)
200=2l+60
140=2l
l=70
The answer is C. 70mm.

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