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Mathematics, 26.01.2021 03:20 lsrgb

PLEASE HELP I GIVE A DECENT AMOUNT OF POINTS !!The circumference of the outside of a ring is 66 mm, and it has an outer diameter of 21 mm. If the circumference of the inside of the ring is 50 mm, what is the inner diameter of the ring? Plz show how you got your answer. Fake answers will be reported and shown to administators

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PLEASE HELP I GIVE A DECENT AMOUNT OF POINTS !!The circumference of the outside of a ring is 66 mm,...
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