Inscribed Angles

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An interactive applet that demonstrates inscribed and central angles.

A helpful scientific calculator that runs in your web browser window.

Gives examples of problems with intercepted arc, central angle, and angles inside and outside the circle.

Explains inscribed angles, including an interactive tool.

It provides a demonstration of each inscibed angle conjecture and how problems in this area can be solved.

This provides a couple of different practice activities on the inscribed angle conjectures with answers provided.

This website shows the relationship between inscribed and central angles of a circle.

Discusses the properties of chords and inscribed angles of a circle and their geometric relationships. Includes a brief worksheet.