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NRICH angle problem
Author:
John Golden
Topic:
Angles
Lovely little problem from NRICH, via Michael Pershan
https://nrich.maths.org/9341
Adde some interactive elements, of course.
GeoGebra
New Resources
Untitled
Proving Triangles Similar by Dilation
apec
bewijs stelling van Pythagoras
Two Triangle Theorem
Discover Resources
Sorting a list of complex points by their argument
Taylor e^x
Exercise 2
Quadratics Investigation
How to COPY & EDIT Existing GeoGebra Resources (from Others) to Create YOUR OWN Version(s)
Discover Topics
Linear Functions
Upper and Lower Sum or Riemann Sum
Dilation
Tangent Function
Isosceles Triangles