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Flapdragon

  • 4 years ago

One last problem that I need help with- finding the value of x in this triangle. c:

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  1. Flapdragon
    • 4 years ago
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  2. JohnnyRocket
    • 4 years ago
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    Are the lines parallel?

  3. Flapdragon
    • 4 years ago
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    I think so...

  4. JohnnyRocket
    • 4 years ago
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    Lets assume they aren't. Remember that the interior angles of a quadrilateral add up to 360 and that the angles on either side of a straight line must add up to 180

  5. Flapdragon
    • 4 years ago
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    Oh, okay. (It makes a lot more sense now. ) Thank you! :D

  6. JohnnyRocket
    • 4 years ago
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    |dw:1324550439176:dw| We know that angle A + B = C + D = E + F = G + H = 180 and that B + E + D + G = 360 Using this you are able to solve for x

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