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TANGENCIAS EXTERIORES
luisillo
4/12/18
1,890
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Answer
Solution
Rectas tangentes exteriores a dos circunferencias O
1
y O
2
.r
1
=40 mm.;r
2
= 20 mm.;O
1
O
2
=120 mm.
}
}
O
1
O
2
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