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Sylvester's Four-Point Problem
Author:
Steve Phelps
Topic:
Quadrilaterals
,
Stochastic Process or Random Process
,
Triangles
Place 4 points randomly in a circle. How likely is it that the points will be the vertices of a convex quadrilateral (a convex hull which is a quadrilateral?)
GeoGebra
New Resources
Tutorial: Create lists of numbers and objects
Icosahedron1
Dissections by Guillermo Bautista
Parallelograms: Quick Investigation
Blancmange curve (fractal)
Discover Resources
Investigation: Brahmagupta conjecture
EmilyShaughnessy - (midmedalt)
สามเหลี่ยมพีทาโกรัส
test file
average rate of change
Discover Topics
Circumcircle or Circumscribed Circle
Reflection
Calculus
Real Numbers
Prism