In a rectangle, one side is 2 cm longer than the other, and the perimeter is 28 cm. What is the area of this rectangle?
December 30, 2020 | education
| X- one side
X + 2- second side.
Let’s make an equation.
2 (x + (x + 2)) = 28, where 28 is the perimeter
2x + 2x + 4 = 28
4x = 28-4
4x = 24
x = 24/4
x = 6. We found one side.
6 + 2 = 8. Second side.
The area is 8 * 6 = 48
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