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Postulate 4
Author:
Mathew Purser
Postulate 4
That all right angles equal one another.
Since the definition of a right angle says when two lines interest and the angles formed are equal, this means that all right angles are equal. Easy Peasy
GeoGebra
New Resources
alg2_05_05_04_applet_exp_fxn_flvs
Droste effect draft
Taylor Polynomial
Quiz: Finding Average Rate of Change
探究由平行線和截線所成的角
Discover Resources
Cross-Sectional Solid Between 2 Curves
Lessons 5.2 - 5.4: Points of Concurrency OLD VERSION
CYCLOID animation
Quadratic Transformations
SIR model (for example of Covid-19)
Discover Topics
Centroid or Barycenter
Ellipse
Planes
Geometric Distribution
Differential Equation