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The hour hand of a clock is 3 feet long. How many feet does
the tip of this hand move between 9:30 p.m. and 1:30 a.m. the
following day?

Respuesta :

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Answer:

2π feet

Step-by-step explanation:

9:30 PM to 1:30 AM is 4 hours.

It is 1/3 of a complete revolution.

A full 12 hours would be 2×r×π=2×3×π

1/3 of that is:

1/3×2×3×π=2π

≈6.283185307 feet

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