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ReflectiveProperty
Author:
David Goldsmith
New Resources
Two Tangents Theorem
Circle theorem: Radius to tangent
Pi Day / Greece
Finding the centre of mass for a uniform 3D mass.
Double Slit Interference
Discover Resources
Similar Triangle applet
Geometry Project-Luke Neary
Perpendicular bisectors
Transformations העתקות התמרות
Moments of a wooden plank supported in two places.
Discover Topics
Quadrilaterals
Power Functions
Isosceles Triangles
Area
Congruence