Interactive, free online geometry tool from GeoGebra: create triangles, circles, angles, transformations and much more!

Angle ToolThe Angle button allows you to draw an angle between 2 lines or 3 points.

This applet is to help students practice lining up segments with a protractor to form desired angles.

To change side length or angle values, use the angle sliders, or height, width, and hypotenuse input boxes. The app will draw the triangle according to the most previous two measurements …

Draw angles as accurately as you can and improve your angle sense in this interactive game.

Adjust the angles in the triangle by dragging the endpoints along the circles. Triangles by Side Lengths 1. Create a scalene triangle. A scalene triangle has no congruent sides. 2. Create an …

Create angles of a given size using a protractor. Learn from step-by-step animations in the solution.

Discover over 34 free and ready-to-use GeoGebra resources for grades 4-8 to learn and practice different types of angles. Improve your skills in drawing and measuring angles with a protractor.

Draw a range of different polygons. You can use the Segment tool or Polygon tool to draw irregular polygons (where the sides are not the same length) or the Regular Polygon tool to …

On the applet below, use the toolbar to do the following: 1) Click on the "Point" button, and draw 3 points. 2) Click on the "Segment" button and make TWO segments, using the points you've …