SOLUTION: Jack decides to have a fence that encloses only his circular pool with a diameter of 7m and a 2m walkway surrounding it. How much fencing will Jack require?

Question 1065220: Jack decides to have a fence that encloses only his circular pool with a diameter of 7m and a 2m walkway surrounding it. How much fencing will Jack require?
Answer by ikleyn(52778) (Show Source): You can put this solution on YOUR website!
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The length of the fence should be = meters.

7 + 2*2 = 11 meters is the diameter of the circular fence.

Can you calculate it ?

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comment from student: Thanks so much for doing this, just one question, why did you multiply the 2's in the bracket?
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My response: Make a sketch.

It is a shame ask such questions.

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