Mathematics, 16.12.2020 05:20 335716hdjsngrhrs

A disk has a diameter of 23cm the inner hole in the disk has a radius of 2 cm find the circumference of both the inner hole in the entire disk round to the nearest whole centimeter. inner hole:6cm; whole disc, 72cm
inner hole: 13cm; whole disc, 144cm
inner hole: 6cm; whole disc, 144cm
inner hole: 13cm; whole disc, 72cm

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A disk has a diameter of 23cm the inner hole in the disk has a radius of 2 cm find the circumference...