SOLUTION: 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))
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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)) Answer by lwsshak3(11628) (Show Source):
You can put this solution on YOUR website! 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))
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equation of given circle: x^2+y^2=r^2
x^2+y^2=100
(5√2)^2+(5√2)^2=50+50=100
ans: C.
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