Answers

2016-02-27T11:53:02+08:00
L = 3w
p = 2l + 2w
p = 89 cm

89 = 2l + 2w
89 = 6w + 2w
89 = 8w
11 1/8 = w

l = 3w
l = 3(11 1/8)
l = 33 3/8
a = lw
a = (11 1/8)(33 3/8)
Area = 371.296875
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In addition, the length and width is in cm. The area is in sq. cm. The rest of the solution is correct.