SOLUTION: Suppose the perimeter of a rectangle is 33 cm and the area is 65 square cm. what are the dimensions of the original rectangle?
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Question 1003571: Suppose the perimeter of a rectangle is 33 cm and the area is 65 square cm. what are the dimensions of the original rectangle?
Answer by josgarithmetic(39626) (Show Source): You can put this solution on YOUR website!
Study this lesson:
http://www.algebra.com/my/FIND-RECTANGLE-DIMENSIONS-USING-GIVEN-PERIMETER-AND-AREA.lesson?content_action=show_dev
More specifically you can solve this system:
using the dimensions as x and y.
You should obtain a quadratic equation, and find the dimensions are and .
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The quadratic equation is not factorable with integer constants. Use the formula for general solution to a quadratic equation. The two roots are the dimensions of the rectangle. The values will come directly from the use of the formula to solution of a quadratic equation.
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