perimeter and area
The DingDong doodad is a hot seller. The Top of its box has an area of 90 square centimeters. The box's top is 15 centimeters long. How wide is it? what is the doodad box tops perimeter?
W = ?
A = ?
asked by
a

A = LW
90 = 15W
P = 2L+2W
posted by Ms. Sue

Ms. Sue
my answers are w = 6 and A = 42
would those be correct?
thank youposted by a

The width is 6.
The area is not 42.
posted by Ms. Sue

sorry I meant 90
posted by a

The perimeter is 42 centimeters.
posted by Ms. Sue
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