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Mathematics 15 Online
OpenStudy (wertyuo):

math help plxxxxxxxxxxx

OpenStudy (misssmartiez):

Question is?

OpenStudy (wertyuo):

At a school carnival, the diameter of the mat of a trampoline is 12 feet and the diameter of its metal frame is 14 feet. What is the length, in feet, of the metal frame that surrounds the trampoline? Use 3.14 for π and round your answer to the nearest tenth. 37.7 feet 44.0 feet 75.4 feet 87.9 feet

OpenStudy (misssmartiez):

Circumference of metal frame is = pi x the diameter of the frame right.

OpenStudy (mudkillz):

It would be about 44 feet.

OpenStudy (mudkillz):

The medal frame is 14, the trampoline is 12, right?

OpenStudy (misssmartiez):

Sorry, typo I meant to say 14 x 3.14

OpenStudy (wertyuo):

is that the answer

OpenStudy (mudkillz):

44 would be the answer, yes.

OpenStudy (misssmartiez):

44.0.

OpenStudy (misssmartiez):

If you were to round werty.

OpenStudy (mudkillz):

It would actually be 43.96, but we are rounding up to 44.

OpenStudy (misssmartiez):

True answer: 43.96, Rounded answer: 44.0 So it is B.

OpenStudy (misssmartiez):

How to find it is, pi x d = answer. So, 14 x 3.14 = 44.0, I hope this helps, do you have any other problems?

OpenStudy (wertyuo):

ok thanks

OpenStudy (misssmartiez):

Welcome!

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