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anonymous

  • one year ago

answer please

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  1. anonymous
    • one year ago
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  2. anonymous
    • one year ago
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    How many side are there in a heptagon?

  3. anonymous
    • one year ago
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    7

  4. anonymous
    • one year ago
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    now use the formula n-2. :)

  5. anonymous
    • one year ago
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    no. of triangles from one vertex = (no. of sides in a polygon) - 2

  6. anonymous
    • one year ago
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    did you get it?

  7. anonymous
    • one year ago
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    let me plug it in for you. n-2=no. of triangles from 1 vertex 7-2=x What's the answer?

  8. anonymous
    • one year ago
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    sorry what took me so long.. i had to go serve plates

  9. anonymous
    • one year ago
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    is it 5=x

  10. anonymous
    • one year ago
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    Yes, it is. :)

  11. anonymous
    • one year ago
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    Would really appreciate it if you would give me a medal. That is if you think I deserve it. :)

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spraguer (Moderator)
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