Web Results


In this lesson, you can find out how important the diameter is to a circle. Also, you can learn about the formulas that were figured out by the...


Learn the relationship between the radius, diameter, and circumference of a circle.


Definition and properties of the diameter of a circle. ... Given the radius of a circle, the diameter can be calculated using the formula. Diameter. = 2. R. where:


Calculating a circle's diameter is easy if you know any of the other ... This goes back to manipulating the formula for finding the area of a circle, A = πr2, to get the  ...


Diameter of a circle is a chord which passes through the center of the circle. The diameter of a circle can be measured as the length of the line that passes ...


Geometry calculator solving for circle diameter given radius.


Definitions and formulas for the radius of a circle, the diameter of a circle, the circumference (perimeter) of a circle, the area of a circle, the chord of a circle, arc  ...


Circle Formula: Area of Circle = πr² Diameter of Circle = 2r Circumference of Circle = 2 πr = πd Area of Sector = πr² θ/360) ...


Formulas & Tables · References ... diameter: the longest distance from one end of a circle to the other. ... Circumference of Circle = PI x diameter = 2 PI x radius