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| Math Central | Quandaries & Queries |
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Question from Mujtaba, a student: The distance of a chord of length 16 cm, from the centre of the circle of diameter 20 cm |
Hi Mujtaba,
In my diagram the chord is $AB$ and $M$ is the midpoint of $AB.$
What do you know about angle $AMC?$ Why? What does Pythagoras tell you?
Penny
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