The perimeter of the decking area is 800cm.
It is important to note that the decking area takes the shape of a rectangle
The formula for determining the perimeter of the decking area is given as;
Perimeter = 2 multiplied by the sum of the length and width of the rectangle
It is mathematically written as;
Perimeter = 2 ( length + width)
Where;
Now, let's substitute the values into the formula
Perimeter = 2 ( 150 + 250)
Sum the bracket
Perimeter = 2 ( 400 )
Perimeter = 2 × 400
Perimeter = 800 cm
Thus, the perimeter of the decking area is 800cm
Learn more about a rectangle here:
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