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Simson's Line
Author:
Ann Trang Tran
You can see the feet of the perpendiculars from any point on the circumcircle of a triangle to the sides of the triangle are collinear.
GeoGebra
New Resources
Quiz: Finding Average Rate of Change
Exploring the Derivative of a Quadratic Function
Poorly Drawn Parallelograms
Icosahedron
Thin Slice: Arc Length & Sector Area
Discover Resources
hat- es nyolcszog
GeoGebra
Horizontal translation of a graph.
Writing & Solving Inequalities in One Variable: IM Alg1.2.20
PR2-07-CYU2 (Collect Like Terms)
Discover Topics
Straight Lines
Logarithm
Quadratic Equations
Poisson Distribution
Circumcircle or Circumscribed Circle