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Corollary to Triangle Sum (of Right Triangles)
Author:
Harry Drew
Topic:
Right Triangles
,
Triangles
Adjust the positions of the vertices to change the angle measurements.
GeoGebra
What is the sum of the measures of the two acute angles? Explain the reasoning behind this.
New Resources
Variation Theory Parallelogram Proofs
Blancmange curve (fractal)
Poorly Drawn Parallelograms
Dissections by Guillermo Bautista
探究由平行線和截線所成的角
Discover Resources
Pythagorean Theorem Demonstrations
Danielle Kay Project
Exploring Fraction Divisio - 3 استكشاف قسمة الكسور - 3
CarolineHan_MeasuringObjects
Creating a Perpendicular Bisector
Discover Topics
Linear Programming or Linear Optimization
Quadratic Functions
Median Line
Vectors
Derivative