Lesson 9 - High Tech High

Secant. Diameter. Tangent Point of Tangency. Sphere – Congruent circles (or spheres) – Concentric circles – Concentric spheres – Polygon inscribed in a circle – Circle circumscribed about the polygon – Try the following as practice: where 0 is the center . Notes for Lesson 9-2 Tangents. Theorem 9-1 _____ Theorem 9-2 _____ Example 1 ... ................
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