TRIG Question???

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A ferris wheel has radius 50 ft. A person take a seat and then the wheel turns (2(pi)/3) radians. How far is the person above the ground??

2007-11-29 10:58:11 · 1 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

1 answers

2π/3 = 120°

When the wheel turns 90° he is 50 ft above the ground.

When the wheel turns the remaining 30° he will rise additional 50*sin(30°) = 50*0.5 = 25 feet.

So he is 75 feet above the ground.

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2007-11-29 12:06:50 · answer #1 · answered by oregfiu 7 · 0⤊ 0⤋