Asked by sn
a ferris wheel has the diameter of 240 feet and the bottom of the ferris wheel is 9 feet above the ground. find the equation of the wheel if the origin is placed on the ground directly below the center of the wheel
Answers
Answered by
Steve
If a circle of radius r has center at (h,k) the equation of the circle is
(x-h)² + (y-k)² = r²
So, plug and chug:
x² + (y-(120+9))² = 120²
x² + (y-129)² = 14400
(x-h)² + (y-k)² = r²
So, plug and chug:
x² + (y-(120+9))² = 120²
x² + (y-129)² = 14400
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