Find the perimeter of a rectangle, one side of which is 19 cm, and its area is 114 cm square?
| December 14, 2020 | education
let the unknown side is X cm
then the area of the rectangle is
S = 19 * x
114 = 19 * x
x = 114/19
x = 6
Answer: the side of the rectangle is 6 cm
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