SOLUTION: The perimeter of rectangle ABCD is 42 cm and the area is 80 cm2. Which equation can be used to find the dimensions of the rectangle? (Hint: Set up a system of equations).
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Question 1038306: The perimeter of rectangle ABCD is 42 cm and the area is 80 cm2. Which equation can be used to find the dimensions of the rectangle? (Hint: Set up a system of equations).
options:
xy + 2x + 2y = (42)(80)
x^2 + 80x - 42 = 0
x^2 - 42x + 80 = 0
x^2 - 21x + 80 = 0
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Some understanding is needed and you will find this discussion lesson here:
How to Find Dimensions of Rectangle for given Area and Perimeter - https://www.algebra.com/my/FIND-RECTANGLE-DIMENSIONS-USING-GIVEN-PERIMETER-AND-AREA.lesson?content_action=show_dev
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