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30 lip 2024 · Here, we can calculate the area of a circle using a diameter or using a radius. 💡 The diameter is the line that crosses the center of the figure and touches both of its margins. The radius begins at the center of the figure and ends at the figure's margin. You can find the diameter of a circle by multiplying the radius of a circle by two:
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22 lip 2024 · These are the formulas to calculate the circumference and area of a circle: c = 2πr A = πr² = πd²/4. where: c stands for circumference; r for radius; and; d for the diameter of the circle. π is a constant approximately equal to 3.14159265359 and, among other things, represents the circumference-to-diameter ratio of any circle.
6 lut 2024 · Calculate the area, circumference, radius and diameter of circles. Find A, C, r and d of a circle. Given any 1 known variable of a circle, calculate the other 3 unknowns.
This calculator computes the values of typical circle parameters such as radius, diameter, circumference, and area, using various common units of measurement.
This area of a circle calculator will help you determine the circumference, diameter, area, and radius of any circle. In the article below, you will find all the circle formulas you will ever need to calculate one of these values.
Use this calculator to easily calculate the area of a circle, given its radius in any metric: mm, cm, meters, km, inches, feet, yards, miles, etc. How to calculate the area of a circle? The formula for the area of a circle is π x radius2, but the diameter of the circle is d = 2 x r 2, so another way to write it is π x (diameter / 2)2.
With our Circle Calculator, you can determine the area, circumference, radius, and diameter of a circle by entering just one known value. The calculator will automatically calculate the other values. This calculator uses the following formulas: Radius = Diameter / 2. Circumference of a circle = 2 × π × Radius. Area of a circle = π × Radius 2.