A) 81
B) 49
C) 63
D) 21
E) 7
Correct Answer: E
Solution :
Required length of tangent is\[\sqrt{{{S}_{1}}},\]where \[{{S}_{1}}=25+1+30-4-3=49\] \[\therefore \] \[\sqrt{{{S}_{1}}}=7\]You need to login to perform this action.
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