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2011 JHMT
3
2011 JHMT Geometry #3
2011 JHMT Geometry #3
Source:
September 5, 2023
geometry
3D geometry
Problem Statement
In a unit cube
A
B
C
D
ā
E
F
G
H
ABCD - EFGH
A
BC
D
ā
EFG
H
, an equilateral triangle
B
D
G
BDG
B
D
G
cuts out a circle from the circumsphere of the cube. Find the area of the circle.
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