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Tell me how to solve a problem on geometry .there is a question for finding the radius of circle from the given equation equation like : x^2+4x-y^2+5y=12

vikrant gedam , 15 Years ago
Grade Upto college level
anser 1 Answers
Pramod J AskiitiansExpert-IIT-B

Dear student,

equation of circle

x 2 + y 2 + a x + b y = c

has center has coordinates (-a/2 , -b/2) and radius r such that r 2 = c + (a/2) 2 + (b/2) 2

substitute values to get the answer !!

Last Activity: 15 Years ago
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