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Math help-something to do with sinusoids?
a ferris wheel 50 feet in diameter makes one revolution every 40 seconds. if the center of thewheel is 30 feet above the ground, how long after reaching the low poin tis the rider 50 feet above the ground?
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- Anonymous8 years agoFavorite Answer
Close. It goes 2*pi radians in 40 seconds so that is 2pi/40 radians per second.
A better function is f(t)=-25cos(t*pi/20) + 30.
The height at t=0 seconds is 5 feet. The height at 20 seconds is 55 feet.
I think?
Source(s): 81349e7c156e89af0e48100743b7ef6d
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