perimeter and area
posted by a .
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 = ?

perimeter and area 
Ms. Sue
A = LW
90 = 15W
P = 2L+2W 
perimeter and area 
a
Ms. Sue
my answers are w = 6 and A = 42
would those be correct?
thank you 
perimeter and area 
Ms. Sue
The width is 6.
The area is not 42. 
perimeter and area 
a
sorry I meant 90

perimeter and area 
Ms. Sue
The perimeter is 42 centimeters.
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