Math 9: Tangents to a Circle

Topic:Circle, Geometry, Tangent Line or Tangent

Note that line segment AB is tangent to the circle at point D. Move Point E around the circle to create a chord that passes through the centre of the circle. What do you notice about the angle?

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רישום חופשי
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Tracing r = 2 cos(θ)
Simple example: Colored circle

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Adding and subtracting a negative integer
Qualitative Graph Andrew
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zmogeliukas

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Curve Sketching
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Incircle or Inscribed Circle
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