Illuminations: Cyclic Figures

Cyclic Figures
Students will recognize rotation symmetry in figures and examining various rotation symmetries.

Instructions
 
Drag the vertices of the grey figure to make different designs. Each section has a unique rotational symmetry about a point. Each symmetry is rotated by an angle measure that is a factor of 360°.
  
Sorry, this page requires a Java-compatible web browser.

Cyclic 2

Sorry, this page requires a Java-compatible web browser.

Cyclic 3

Sorry, this page requires a Java-compatible web browser.

Cyclic 4

Sorry, this page requires a Java-compatible web browser.

Cyclic 5

Sorry, this page requires a Java-compatible web browser.

Cyclic 6

Sorry, this page requires a Java-compatible web browser.

Cyclic 8

Sorry, this page requires a Java-compatible web browser.

Cyclic 10

Sorry, this page requires a Java-compatible web browser.

Cyclic 18

NCTM Resources

Lessons
National Council of Teachers of Mathematics Thinkfinity Verizon Foundation
More and Better Mathematics for All Students
© 2000 National Council of Teachers of Mathematics
Use of this Web site constitutes acceptance of the Terms of Use

The National Council of Teachers of Mathematics is a public voice of mathematics education, providing vision, leadership, and professional development to support teachers in ensuring mathematics learning of the highest quality for all students. The views expressed or implied, unless otherwise noted, should not be interpreted as official positions of the Council.