Math 9: Tangents to a Circle

Tema:Círculo, Geometría, Recta Tangente o Tangente

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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Parallelogram Linkage
bewijs stelling van Pythagoras
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အခြေခံ data အခေါ်အဝေါ်များ

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Properties of a Parallelogram
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