A rectangle 10

A rectangle has a length of 8 millimeters and an area of 216 square millimeters. What is the​ width? What is the​ perimeter?

Correct answer:

w =  27 mm
o =  70 mm

Step-by-step explanation:

l=8 mm A=216 mm2  A = w l  w=A/l=216/8=27 mm
o=2 w+2 l=2 27+2 8=70 mm

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