Find the perimeter of the rectangle if its area is 38 cm2, the length of one side is 2 cm.
| September 19, 2021 | education
1) Knowing that a rectangle has two widths and two lengths, the area of a rectangle is equal to: width multiplied by length, we find the length of the unknown side.
38: 2 = 19 cm
2) To calculate the perimeter, you need to add all the sides of the perimeter (or add the length and width, then multiply by 2).
(19 + 2) * 2 = 42 cm
Answer: the perimeter is 42 cm.
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