Provides biographical information about Euclid. Click on the link to Elements for information and visuals about Euclid’s book. (
http://www.mathsisgoodforyou.com/people/euclid.htm
)
Explore geometric properties of central angles and inscribed angles in a circle using a virtual geoboard. (
http://nlvm.usu.edu/en/nav/frames_asid_285_g_4_t_3.html?open=activities&from=category_g_4...
)
Use the interactive activity to explore the pattern for inscribed angles subtended by the same arc. Then, watch the animation to check for understanding. (
http://argyll.epsb.ca/jreed/math20p/circles/inscribed_inscribed.htm
)
Use the interactive activity to explore the relationship between a central angle and an inscribed angle. Then, watch the animation to check for understanding. (
http://argyll.epsb.ca/jreed/math20p/circles/inscribed_central.htm
)
SE page 386
Explore geometric properties of perpendicular bisectors to a chord on a computer
Use the interactive activity to explore the pattern for perpendicular bisectors to a chord. Then, watch the animation to check for understanding. (
http://argyll.epsb.ca/jreed/math20p/circles/chordBisector.htm
)
Use the interactive activities to explore the properties of tangents to a circle. Then, watch the animations to check for understanding. (
http://argyll.epsb.ca/jreed/math20p/circles/tangent.htm
)
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