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Mathematics, 19.05.2021 19:00 puppylover72
Two pulleys are connected by a belt. The radii of the pulleys are 6 cm and 21 cm, and the distance between their centers is 30 cm. Find the total length of belt needed to connect the pulleys.
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Two pulleys are connected by a belt. The radii of the pulleys are 6 cm and 21 cm, and the distance b...
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