Quadratic Compass

Author:Andrew Stacey

This shows the method of solving a quadratic using a ruler-and-compass construction. Drag the point "A" around on the screen to modify the quadratic and thus its roots.

New Resources

GeoGebra around GeoGebra
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Constructing the Angle Bisector + Practice
Pendulum Snake
Construcing a 60° Angle and Properties of 30°-60°-90° Triangles

Discover Resources

Nonagon Devin butler
angles in the same segment
Modul 12_Logaritma_Daud Ijarles Lebang_SMA Santo Paulus Manokwari
Gradient
Applet - Geometry L Shapes

Discover Topics

Real Numbers
Circumcircle or Circumscribed Circle
Median Line
Rectangle
Pythagoras or Pythagorean Theorem