If mary walks in a perfect circle around a perfectly circular pond, approximately how far has she walked if the diameter of the pond is measured to be 48 feet and she has taken 3 laps around the pond? a. 144 b. 150 c. 450 d. 1800

 C. 450 feet

Step-by-step explanation:

Given : Diameter of perfectly circular pond= 48 feet

We know that the circumference of circle is given by :-

Then, the circumference of pond will be :-

Since,  she has taken 3 laps around the pond.

Then , the total distance covered by her =

 [Rounded to nearest tens.]

Hence, she walked 450 feet.

20

step-by-step explanation:

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