anonymous
  • anonymous
help!
Mathematics
jamiebookeater
  • jamiebookeater
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At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.

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anonymous
  • anonymous
anonymous
  • anonymous
At a school carnival, the diameter of the mat of a trampoline is 10 feet and the diameter of its metal frame is 12 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. 15.7 feet 18.9 feet 31.4 feet 37.7 feet
welshfella
  • welshfella
length = 2 + pi * r where r = radius of the frame

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anonymous
  • anonymous
what do i do?
welshfella
  • welshfella
well you could use the diameter which is the length = circumference = pi * d = 3.14 * 12
anonymous
  • anonymous
i got 40.8
anonymous
  • anonymous
anonymous
  • anonymous
welshfella
  • welshfella
try again not 40.8
welshfella
  • welshfella
use ur calc
anonymous
  • anonymous
i did 3.14 * 12 = 37.68
welshfella
  • welshfella
correct
anonymous
  • anonymous
so its c?
welshfella
  • welshfella
no d
anonymous
  • anonymous
oh okay :)

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