Posted by jim on .
The minute hand of a clock is 7 inches long. How far does the tip move in 16 minutes?
pre calc -
in 60 minutes, the minute hand moves 2π radians
in 16 minutes it moves 16(2π/60) or 8π/15 radians
arc = rØ = 7(8π/15) = 56π/15
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