Asked by Garrick
-a circle with center at the point O(0,0) also has the point P(-2,3) on it. The equation of this circle is?
and a second question:
-A circle has a center of square root 5. The equation of this circle is?
Please help me.
and a second question:
-A circle has a center of square root 5. The equation of this circle is?
Please help me.
Answers
Answered by
Reiny
the general equation of a circle with centre at (0,0) is
x^2 + y^2 = r^2
sub in your given point to find r^2 and you are done.
your second question makes no sense
the centre of a circle is a position, not a value.
x^2 + y^2 = r^2
sub in your given point to find r^2 and you are done.
your second question makes no sense
the centre of a circle is a position, not a value.
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