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McGraw Hill Glencoe Algebra 1, 2012

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McGraw Hill Glencoe Algebra 1, 2012 View details

3. Properties of Numbers

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Exercise 69 Page 22

Let's calculate the perimeter and area separately.

Perimeter

In general, the perimeter of a figure is the sum of the lengths of its sides. In this case, we have a rectangle. A rectangle has two pairs of equal sides, so we can find its perimeter using the following formula.

P = 2 ℓ + 2 w

Subchapter links

Check Your Understanding p.19

Practice and Problem Solving p.19-21

H.O.T. Problems p.21

Standardized Test Practice p.22

Spiral Review p.22

Skills Review p.22