GoGeometry Action 169!

Topic:Circumcircle or Circumscribed Circle, Geometry

Creation of this resource was inspired by a problem posted by Antonio Gutierrez. You can move ANY LARGE POINT anywhere you'd like at any time. How can we formally prove that what is dynamically illustrated here?

Quick (Silent) Demo

New Resources

以竹簽拼砌三角形
Flip 9 Coins
bewijs stelling van Pythagoras
A note on Erdős’s mysterious remark
Opposite, Adjacent, Hypotenuse in a Right Triangle

Discover Resources

Cross product
Función polinómica con mínimo e inflexiones
Fun with Limits #5
EX4-q1
Open Middle: Graphing Linear Inequalities (1)

Discover Topics

Congruence
Limits
Binomial Distribution
Similar Triangles
Hypothesis Testing