Google Classroom
Google Classroom
GeoGebra
GeoGebra Lesson
Sign in
Search
Google Classroom
Google Classroom
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
Angle Addition Postulate (V2) - Integer Solutions
GeoGebra 3D Modeling Workshop (March 8 2024)
Linear Combination of Vectors
Rotating Custom Polygons Around an Axis
Squaring a Rectangle (PST Version)
Discover Resources
All Triangle Centers
Tangent-Chord Angles
Test Yourself: Reflection
IHS - Geometry
regular polygon
Discover Topics
Rectangle
Vectors
Exponential Functions
Sphere
Plane Figures or Shapes