Topic: center of a circle list of topics
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	The center and radius of a circle		2020-03-25
		From Riley: so it says find the center and the radius of the below circle x^2+(y-6)^2=121 i need help learning how to solve this Answered by Penny Nom.
	The center of a circle		2019-10-24
		From Patrick: I'm trying to find a quick calculation to find the center of the circle that will touch the 3 points of an isosceles triangle. Known dimensions are length of the triangle base and the height from the top point to the middle of the base. Thanks in advance, Kind regards, Patrick Answered by Penny Nom.
	Locating the center of a circle that forms an arc		2015-04-23
		From Ken: Find the Cartesian coordinates of the center of an arc with the given location of the beginning and end points and radius length. Not the midpoint of the circumference but the actual point that the arc is drawn around. I know their are two answers depending on the direction of the arc. Unless we assume that all arcs are drawn counter clock wise. Thanks Ken Answered by Harley Weston.
	The center and radius of a circle		2015-02-06
		From ariana: I need to find the center and the radius of this circle. I don't know how to put 9/2 than square it into a fraction. x^2 + 2x + y^2 +9y=5 Answered by Penny Nom.

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