are equilateral triangles with the same area and the altitudes to vertex D of

Are equilateral triangles with the same area and the

This preview shows page 25 - 26 out of 26 pages.

G-GMD.4. Identify the shapes of two-dimensional cross-sections of three-dimensional objects,and identify three-dimensional objects generated by rotations of two-dimensional objects. 25
Image of page 25
LetRbe a square region andn4an integer. A pointXin the interior ofRis calledn-ray partitionalif there arenrays emanating fromXthat divideRintontriangles of equalarea. How many points are100-ray partitional but not60-raypartitional? 2011 AMC 10A, Problem #25—2011 AMC 12A, Problem #22—“Picture what the definition ofn-ray partionalmeans.” 26
Image of page 26

You've reached the end of your free preview.

Want to read all 26 pages?

  • Winter '13
  • Kramer
  • Equals sign, Two and a Half Men

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture