2002 AMC 10A Problem 19
Problem 19 of 25HarderGeometry
Spot’s doghouse has a regular hexagonal base that measures one yard on each side. He is tethered to a vertex with a two-yard rope. What is the area, in square yards, of the region outside the doghouse that Spot can reach?
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Solution
At the tether vertex the hexagon blocks its interior angle, leaving a sector of radius area
Wrapping around each of the two adjacent vertices, yard of rope remains and sweeps a sector: The total is
Thus, the correct answer is E.