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anonymous

  • one year ago

If the measure of DEF is 65, what is the measure of ? http://media.apexlearning.com/Images/200701/18/df4742e6-e568-423e-bfe0-61f1985506e7.gif A. 65 B. 115 C. 32.5 D. 130

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  1. Nnesha
    • one year ago
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    what is the measure of ?? whaT?

  2. Nnesha
    • one year ago
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    |dw:1440074251056:dw| i guess measure of blue part right ?

  3. anonymous
    • one year ago
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    is 32.5 for 130

  4. Nnesha
    • one year ago
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    DEF is an angle that formed by tangent and chord which is half of the measure of arc DE |dw:1440074363601:dw| to find DE \[\huge\rm m<DEF=\frac{ 1 }{ }mDE\] m<DEF=65 solve for mDE

  5. Nnesha
    • one year ago
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    that supposed to be 1/2mDE

  6. anonymous
    • one year ago
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    ok

  7. Nnesha
    • one year ago
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    what is 32.5 ?

  8. Nnesha
    • one year ago
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    ???

  9. Nnesha
    • one year ago
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    65 is an angle that formed by tangent and chord which is HALF of the measure of arc DE

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