perimeter and area

The Ding-Dong 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
  1. A = LW
    90 = 15W

    P = 2L+2W

    posted by Ms. Sue
  2. Ms. Sue

    my answers are w = 6 and A = 42
    would those be correct?

    thank you

    posted by a
  3. The width is 6.

    The area is not 42.

    posted by Ms. Sue
  4. sorry I meant 90

    posted by a
  5. The perimeter is 42 centimeters.

    posted by Ms. Sue

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