# The center of a circle is at the origin. An endpoint if a diameter of the circle is at (-3,-4). How long is the diameter of the circle?

• The center of a circle is at the origin. An endpoint if a diameter of the circle is at (-3,-4). How long is the diameter of the circle?

Chord of a circle is the line joining any two points on the circumference of a circle. Diameter: ... the center of a circle, ... the chord of a circle of ...
Positive: 75 %
The theorems of circle geometry ... which means that the equation of the circle with radius a and centre the origin ... Hence the circle with diameter, ...
Positive: 72 %

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... called the center. A circle ... The diameter (d) of a circle is twice as long ... passing through the center. A chord also extends from endpoint ...
Positive: 75 %
... (x,y) =(x+5)^2 + (y-5)^2=2^2 Equation of a circle: (x-a)^2 + (y-b)^2=r^2 (a,b) = (-5,5) and r=2 C(x,y) =(x+5)^2 + (y-5)^2=2^2. SOCRATIC ...
Positive: 70 %
18 Origin 19 Circle ... one endpoint at the center of a circle and the other endpoint on ... circle to its diameter •It takes about 3