The perimeter of the rectangle below is equal to 30.
What is the area of the rectangle?
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The perimeter of the rectangle below is equal to 30.
What is the area of the rectangle?
We use the formula to calculate the area of a rectangle: length times width:
We replace the existing data:
That is, the information that the perimeter of the rectangle is equal to 30 is unnecessary, since all the data to calculate the area already exist and it is not necessary to calculate the other sides.
50
Look at the rectangle ABCD below.
Side AB is 6 cm long and side BC is 4 cm long.
What is the area of the rectangle?
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