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A hula hoop has a circumference of 110 centimeters.What is the diameter of the hula hoop

User JockX
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Okay so the equation for finding the circumference is 2 d(diameter) times pie so our first step is to divide 110 by 3.14 which equals 35 then we divide that by 2 which gives us 17.515 and rounded that equals 18 so the diameter is 18.
User Tudmotu
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