2015 AMC 10A Problems/Problem 14: Difference between revisions
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==Problem== | |||
Clock - radius 20 cm | |||
Disk - radius 10 cm, externally tangent at 12 o'clock, arrow pointing up | |||
If the disk rolls clockwise, where on the clock will it be when the arrow points up? | |||
==Solution== | |||
Revision as of 19:14, 4 February 2015
Problem
Clock - radius 20 cm Disk - radius 10 cm, externally tangent at 12 o'clock, arrow pointing up
If the disk rolls clockwise, where on the clock will it be when the arrow points up?
