two circles have their radiiin ratio 8:3 .find ratio of an angles subtended by equal arcs of the circles at the centre
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Answer:
8:3only
Step-by-step explanation:
length of the arc depends upon radius and angle made by it
in this case angles are equal
so remaining things all are constants only
so ratio always between radii only
by using below formula
(¤/360)2πr
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