document.write( "Question 944562: User: Which of the following points lies on the circle whose center is at the origin and whose radius is 10? A.(sqrt(10), 0) B.(0, 2 sqrt(5)) C.(5 sqrt(2), 5 sqrt(2)) \n" ); document.write( "

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User: Which of the following points lies on the circle whose center is at the origin and whose radius is 10? A.(sqrt(10), 0) B.(0, 2 sqrt(5)) C.(5 sqrt(2), 5 sqrt(2))
\n" ); document.write( "***
\n" ); document.write( "equation of given circle: x^2+y^2=r^2
\n" ); document.write( "x^2+y^2=100
\n" ); document.write( "(5√2)^2+(5√2)^2=50+50=100
\n" ); document.write( "ans: C. \n" ); document.write( "

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