The perimeter of a rectangle = 2(length + width) Substitute the value of length and width here, Perimeter, P = 2(5 + 10) cm. P = 2 x 15 cm. Therefore, the perimeter of a rectangle = 30 cm. Example 2: Find the perimeter of a rectangle
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Perimeter of a Rectangle Formulas To calculate perimeter in general, just add up the lengths of all the straight sides of a polygon, from a triangle up to a 100-gon (a hectogon). For a rectangle, that means adding four sides: P = a + b + c + d P
When you start doing perimeter of a rectangle, you are given a length and width on a diagram. 3 ways you can find the perimeter: 1. add all the sides 2. doubling strategy, that's a bit
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