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GeoGebra
GeoGebra Classroom
Outline
Intro to Angles
Angles
Triangles
Intro to Angles
Author:
Kathy
Topic:
Angles
Table of Contents
Angles
Adjacent angles
Vertical Angles Theorem
Complementary Meaning?
Missing complementary angle
Supplementary Angles (Quick Exploration)
Missing supplementary angle
angles investigations
Angles on a line
Triangles
triangle angle-sum theorem
Missing angle in a triangle
Basic Triangle with adjustable side lengths and angles
Drawing Triangles
The sum of angles in a quadrilateral
Sum of the Interior Angles of a Quadrilateral
Next
Adjacent angles
New Resources
History of Maths
Slope Field (1)
van Aubel's Theorem
Stairs (Optical Illusion)
Angles and Intersecting Lines: Quick Investigation
Discover Resources
FTC Part 1
Alejandro Hernandez 3
Pentagon By Connor Tran
Gibert Prasolov points
Assessment 1.08-1.09 Page 1 (Jerry Truong)
Discover Topics
Quadrilaterals
Set Theory
Sine
Geometry
Piecewise Functions