SOLUTION: One dimension of a rectangular map is 8 inches and the perimeter is 40 inches. What is the other dimension of the map?
A.
14 inches
B.
12 inches
C.
4 inches
D.
2 inches
Algebra.Com
Question 736612: One dimension of a rectangular map is 8 inches and the perimeter is 40 inches. What is the other dimension of the map?
A.
14 inches
B.
12 inches
C.
4 inches
D.
2 inches
Answer by checkley79(3341) (Show Source): You can put this solution on YOUR website!
L=8
P=2L+2W
40=2*8+2W
40=16+2W
2W=40-16
2W=24
W=24/2
W=12 ans for the wiodth.
proof:
40=2*8+2*12
40=16+24
40=40
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