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GeoGebra Lesson
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GeoGebra
GeoGebra Lesson
Outline
Lines and Angles
Basic Geometric Objects and definitions
Types of angles
Animated acute angles
Animated view of right angles.
Animated view of obtuse angles.
Animated view of straight angles.
Animated view of reflex angles.
Protractor Practice (Not Random)
Protractor Practice (Random)
Sum of angles in polygons
Angles in a 5-pointed star
Sum of interior angles in a triangle
Sum of the angles in a triangle
Missing angle in a triangle
Definition of complementary angles
Missing complementary angle
Supplementary angles
Missing supplementary angle
Vertical angles
Triangle on a line with missing angles
Angles on a line
Broken Protractor
Lines and Angles
Author:
Duane Habecker
Topic:
Angles
,
Straight Lines
A series of applets about lines and angles for 10 to 12 year old students.
Basic Geometric Objects and definitions
Types of angles
Animated acute angles
Animated view of right angles.
Animated view of obtuse angles.
Animated view of straight angles.
Animated view of reflex angles.
Protractor Practice (Not Random)
Protractor Practice (Random)
Sum of angles in polygons
Angles in a 5-pointed star
Sum of interior angles in a triangle
Sum of the angles in a triangle
Missing angle in a triangle
Definition of complementary angles
Missing complementary angle
Supplementary angles
Missing supplementary angle
Vertical angles
Triangle on a line with missing angles
Angles on a line
Broken Protractor
Next
Basic Geometric Objects and definitions
New Resources
Midpoint Theorem (V2): Integer Solutions
Modifiable Right Triangular Prism
Probabilities with Two-Way Tables
Basic and Compound Inequality Illustrator
Perpendicular Lines: Quick Exploration
Discover Resources
(1.Myaclark.intro)
Linnemeier_riemann
Goniometric circumference
Linear Relationships
tan line
Discover Topics
Rational Numbers
Complex Numbers
Percentages
Median Value
Numbers
