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Mrfootballman97 Group Title

Can anyone please help me understand how to do this problem? I will give medals and become fans if you do.

  • one year ago
  • one year ago

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  1. Mrfootballman97 Group Title
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    |dw:1358735725040:dw|

    • one year ago
  2. Mrfootballman97 Group Title
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    Given: Angle ACB is a right angle; D, E, and F are the midpoints of Seg. AB, BC, and CA. Find CD, EF, ED. Please help me understand how to do this

    • one year ago
  3. zordoloom Group Title
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    |dw:1358736371026:dw|

    • one year ago
  4. Mrfootballman97 Group Title
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    What is the law of sines? How do i find EF and CD?

    • one year ago
  5. zordoloom Group Title
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    Sorry, I didn't realize you don't know trig. In this case, use the Pythagorean theorm

    • one year ago
  6. zordoloom Group Title
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    |dw:1358736683020:dw|

    • one year ago
  7. zordoloom Group Title
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    So, Side ED is 5 units long

    • one year ago
  8. zordoloom Group Title
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    FE would be 13.

    • one year ago
  9. zordoloom Group Title
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    and DC would be 13

    • one year ago
  10. zordoloom Group Title
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    Or, you could have used proportions. Since every triangle is the midpoint of another.

    • one year ago
  11. Mrfootballman97 Group Title
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    Thanks Man! Now how would i find out this problem: If the measureof angle B is 23, find the measure of angle DCB

    • one year ago
  12. zordoloom Group Title
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    |dw:1358736914508:dw|

    • one year ago
  13. Mrfootballman97 Group Title
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    I just need to find the measure of angle DCB

    • one year ago
  14. zordoloom Group Title
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    From what triangle?

    • one year ago
  15. Mrfootballman97 Group Title
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    CDB

    • one year ago
  16. zordoloom Group Title
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    That angle would be 22.89

    • one year ago
  17. zordoloom Group Title
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    But since you don't know trig, I don't know how to explain this to you using any ordinary method.

    • one year ago
  18. Mrfootballman97 Group Title
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    Ok. Well thanks man you saved me tonight.

    • one year ago
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