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- ..... a junior high school math problem about shape.
..... a junior high school math problem about shape.
There are two tangents that form a circle through a point, and the line segments from that point are equal in length.
AD=AF，BD=BE。 CE=CF
AD+BE=5
CF+BE=9
CF+AD=6
So AD= 1.
BE=4
CF=5
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