Angle Inscribed in a Semicircle

作者：Rachel Weeks

Click and drag point D along the circumference of the circle. 1. What appears to be true about ∠CDB? 2. State your conjecture in the form: An angle inscribed in a semicircle...

To be used with p.178 #7 (U3L1I2)

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Turquía (Samsun): Circunferencia 4
Slope of Line
ASA congruence of Triangles
U1 L5 perp line
Open Middle: Triangle Area Problem

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3D 向量（三維）
多項式函數
指數函數
錐體
線段

Angle Inscribed in a Semicircle

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