# Precalculus

A Ferris wheel has a radius of 30 feet and travels 6.8 feet every second. At what constant angular speed does the Ferris wheel rotate at (in radians per second)?

A Ferris wheel has a radius of 26 feet and travels 2 radians every 4 seconds. At what constant angular speed does the Ferris wheel rotate at (in radians per second)?

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1. It takes 30*2π/6.8 = 27.72 seconds to make one revolution. That is an angular speed of
ω = 2π rad / (2π*30ft * 1s/6.8ft) = 1/(30/6.8) = 0.2267 rad/s

Do the other in like wise.

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oobleck

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