Rectangle 8 cm long, 2 cm wide, find the perimeter.
| December 23, 2020 | education
Perimeter is the sum of the lengths of all sides. In a rectangle, opposite sides are equal. This means that the perimeter of the rectangle will be:
P = 2 (a + b)
Let a = 8 cm and b = 2 cm.
Then, P = 2 (8 + 2) = 2 * 10 = 20 cm
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