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A circular garden has diameter 2.4 m. a) The garden is to be enclosed with plastic edging. How much edging is needed? b) The edging costs $4.53/m. What is the cost to edge the garden?

Guest Jan 3, 2018

edited by Guest Jan 3, 2018

CPhill · Answer 1 · 2018-01-03T05:15:38

a) The perimeter of a circle = pi * diameter = pi * 2.4 ≈ 7.54 m

b ) So....the cost of the edging is perimeter * cost per meter

Cost = pi * diameter * 4.53 =

pi * 2.4 * 4.53 ≈ $34.16