By pedaling, you turn the large gear through an angle of 60°. AD = 5 inches, and BC = 3 inches. CD, the length of the chain between the gears, is 17 inches. How far does the chain move around the circumference of the gear to the nearest tenth of an inch? (Refer to the image - http://img846.imageshack.us/img846/3659/… ) By pedaling, you turn the large gear through an angle of 60°. AD = 5 inches, and BC = 3 inches. CD, the length of the chain between the gears, is 17 inches. How far does the chain move around the circumference of the gear to the nearest tenth of an inch? (Refer to the image - http://img846.imageshack.us/img846/3659/… ) @Mathematics

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