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A CHORD 9CM LONG SUBTEND AN ANGLE OF 30DEGREE AT THE CENTRE OF THE CIRCLE,CALCULATE THE RADIUS OF THE CIRCLE.
5 years ago

Answers

oobleck
Draw the diagram. It should be clear that
4.5/r = sin 15°
r = 17.39
5 years ago
Aishat
The answer is 17.4cm
4 years ago

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