Circle theorems - Cyclic Quadrilaterals

Författare/skapare:Anthony P, GreenMaths

Move point A or C. There is no change to the angles. Explain this using a Circle Theorem. Move point B or D are moved. Why do the angles change? Does the opposite angle sum change? Why is this?

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apec
Prism Drawn in 2-Point Perspective
GGB is Awesome!
Area Between Two Curves
Neuberg's Theorem

Upptäck resurser

Shifting and Scaling Quadratic Graphs
Three reflections
Properties of Lines and Angles
Proving Theorem 3-3
Module 2 Lesson 2

Undersök matematisk områden

Addition
Rätvinkliga trianglar
Potensfunktioner
Liksidig triangel
Kon