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प्रश्न
Draw circle with diameter: 8.4 cm
In above case, measure the length of the radius of the circle drawn.
उत्तर
AB is the diameter of circle
i.e. AB = 8.4 cm
and OA is the radius of a circle
`= 1/2 "of diameter" = 8.4/2 = 4.2` cm
i.e., OA = OB = 4.2 cm.
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