John flips a fair coin 40 times. How many times can he expect heads to appear?
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The perimeter of a shape is the sum of its side lengths
The expressions for the perimeter of the frame are 4(l + 2) and 4l + 8
<h3>How to determine the perimeter of the shape</h3>The side length of the frame is given as l
So, the perimeter of the frame is
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When 2 inches are added to each length, the perimeter of the frame becomes
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Hence, the expressions for the perimeter of the frame are 4(l + 2) and 4l + 8
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