Recent content by Yuki

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    Find the area of trapezoid circumscribed about a circle?

    I know how to find the area of a triangle. However, many triangles can be formed in there =/ So I am kinda lost =s I know radius and tangent, however I never learned any relationship between raidus and tangent Thanks a lot for help!
  2. Y

    Geometry: Area of Trapezoid Circumscribed About A Circle

    Thanks! T.T I couldn't find the thread, I thought my post was deleted because I posted in wrong forum.. Thanks a lot =D ><
  3. Y

    Geometry: Area of Trapezoid Circumscribed About A Circle

    Hiii, this is a problem that I have encountered and I need help ASAP. This is the figure: http://img404.imageshack.us/img404/1120/mathhelpppp6yk.gif Thanks a lot! P.S. I apologize for posting at wrong forum
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    Find the area of trapezoid circumscribed about a circle?

    I have tried to create a rectangle inside that trapezoid, which is from point D and C down to the bottom line. Even though so =s I still can't keep moving =s I note the angle thing on the trapezoid. But like, I also tried to see if I can figure out the degree of Angle CBA or DAB Yet I still get...
  5. Y

    Find the area of trapezoid circumscribed about a circle?

    Hello, I have encounted this problem and really need some help =/ The figure is attached. Or you can view it in here: http://img404.imageshack.us/img404/1120/mathhelpppp6yk.gif" Thanks a lot, really urgent :frown:
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