SOLUTION: how to find out the length of sides of an rectangle if the diagonal is given 15 cm and the perimeter is given 42 cm
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Question 865836: how to find out the length of sides of an rectangle if the diagonal is given 15 cm and the perimeter is given 42 cm
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
x and y, the sides.
accounts for perimeter.
accounts for diagonal using Pythagorean Theorem - knowledge about rectangles.
, .
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or . Plug these into the formula for y, and find y=9 or y=12.
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DIMENSIONS OF THE RECTANGLE: 9 and 12.
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