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Ellie202000

  • one year ago

I know how to find the midpoint of a line segment using a compass, but how do you find 1/3 of a line segment using a compass?

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  1. MrNood
    • one year ago
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    http://www.maa.org/sites/default/files/images/upload_library/23/styer/trisecting/index.html

  2. Ellie202000
    • one year ago
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    Ok so that make sense, but can you help me understand why that make sense? In my class I have to be able to prove why it works.

  3. triciaal
    • one year ago
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    @Ellie202000 did you read the proof with the link provided above?

  4. Ellie202000
    • one year ago
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    I did and it help me understand but I still don't have 100% confident I can go to class tomorrow and explain it to my teacher.

  5. Ellie202000
    • one year ago
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    @campbell_st

  6. campbell_st
    • one year ago
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    here is a link for any number of equal parts http://www.mathopenref.com/constdividesegment.html it gives steps down the page hope it helps

  7. campbell_st
    • one year ago
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    so where the instructions talk about opening a compass to a bit less than 1/5 you need to make it 1/3

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