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The simplest solution is a 9*1 rectangle but there are ellipses etc that will have the same properties.

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14y ago

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What is the shape for a figure to have a perimeter of 20 and an area of 18?

Perimeter and area are not sufficient to determine the shape of a figure.


Can two parallelograms have the same perimeter but different areas?

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Yes if you


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Area of 18 perimeter of 20?

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Yes


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a 4*5 rectangle.


Why isn't it possible to make a shape with 18 area and 20 perimeter?

Actually it is possible.


What is the perimeter for a polygon that's area is 20sq. units?

Even if you knew how many sides the polygon has, you stillcould not calculate its perimeter with that much information.Examples:-- An equilateral triangle with area of 20 has perimeter of 20.3885 .-- A square with area of 20 has perimeter of 17.889(rounded).-- A rectangle with area of 20 can have any perimeter more than 17.889 .4 by 5 . . . . area = 20, perimeter = 182 by 10 . . . area = 20, perimeter = 241 by 20 . . . area = 20, perimeter = 42..etc.


What is the dimensions of a rectangle has 20 cm area and 18 cm perimeter?

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What is the perimeter and area of a rectangle that's 4 units and 5 units?

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