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2015 F11 E9
2015 F11 E9
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MBMT Team Rounds
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(1)
MBMT Team -- Fermat #11/Euler #9
Source:
3/29/2015
The right triangle below has legs of length
1
1
1
and
2
2
2
. Find the sum of the areas of the shaded regions (of which there are infinitely many), given that the regions into which the triangle has been divided are all right triangles.