Section 1.2 Addition of Whole Numbers and Perimeter 15 Finding Perimeter Example 11 Find the perimeter of the triangle. 18 in. 30 in. 24 in. Solution: The perimeter is the sum of the lengths of the sides. Example 12 1 1 8 in. 24 in. 30 in. 72 in. A paving company wants to edge the perimeter of a parking lot with concrete curbing. Find the perimeter of the parking lot. 50 ft 60 ft Finding Perimeter 190 ft 250 ft The perimeter is 72 inches. 100 ft 50 ft Solution: The perimeter is the sum of the lengths of the sides. 1 3 90 ft 50 ft 60 ft 50 ft 250 ft 100 ft 700 ft The distance around the parking lot (the perimeter) is 700 ft. Skill Practice 14. Find the perimeter of the rectangle. 8 ft 3 ft 3 ft 30 yd 30 yd Answers 14. 22 ft 15. 240 yd 8 ft Skill Practice 15. Find the perimeter of the garden. 50 yd 20 yd 15 yd 15 yd 40 yd 40 yd
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