SOLUTION: Mackenzie had a circular rug that was 5 feet in diameter.She added a border to the rug, which increased its diameter by y.What is the circumference of the rug, after the diameter i

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Question 342570: Mackenzie had a circular rug that was 5 feet in diameter.She added a border to the rug, which increased its diameter by y.What is the circumference of the rug, after the diameter is increased by y?
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


The circumference of a circle is given by:



So the circumference of the original rug must be:



and since the rug with the border now has a diameter of , the circumference of the rug and the border must be:



John

My calculator said it, I believe it, that settles it