The perimeter of a parallelogram is the total distance around its exterior. It is calculated by summing the lengths of all four sides of the parallelogram. Since opposite sides of a parallelogram are equal, we can simplify this calculation.
Formula for Parallelogram Perimeter
The formula to calculate the perimeter of a parallelogram is:
\[P = 2(b + s)\]
Where:
\(P\) is the perimeter of the parallelogram
\(b\) is the length of the base of the parallelogram
\(s\) is the length of the side of the parallelogram
Calculation Steps
Measure or identify the length of the base and side of the parallelogram.
Add the base length and side length.
Multiply the sum by 2.
The result is the perimeter of the parallelogram.
Example
Let's calculate the perimeter of a parallelogram with a base length of 8 units and a side length of 5 units:
Given: Base length (b) = 8 units, Side length (s) = 5 units
Apply the formula: \(P = 2(b + s)\)
Substitute the values: \(P = 2(8 + 5)\)
Calculate: \(P = 2(13) = 26\) units
Visual representation:
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