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Earn +20 ptsQ: What is the equation of a circle with a radius of 2?
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What is the equation for the radius of a circle?
The radius of a circle = the diameter of the circle divided by 2
If you Give a circle with a diameter of 4 what is the circumference?
the equation for the circumference of a circle is 2*radius*pi, or since the radius is half of the diameter 2*radius=diameter, we can simplify the equation to the circumference of a circle=diameter*pi
The equation of the inner circle is x2 plus y2 equals 9 The radius of the outer circle is twice the radius of the inner circle What is the equation of the outer circle?
x^2+y^2=36
What is the equation of the circle with center 2 9 and radius 7?
depends on the equation.
How do you write an equation in standard form of a circle with a center and radius?
The standard equation of a circle, with center in (a,b) and radius r, is: (x-a)2 + (y-b)2 = r2
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