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secondary 3 | E Maths
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Jonathan Koh
Jonathan Koh

secondary 3 chevron_right E Maths chevron_right Singapore

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Date Posted: 9 months ago
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Hor Kuok Theng
Hor Kuok Theng's answer
20 answers (Tutor Details)
Properties of angles within circles are useful to remember.

Also, if something is tangent to a circle, a straight line from the center of the circle passing through the point of intersection between the line and the circle will be 90 degrees, i.e. A right angle.