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Circumference = 2*pi*radius

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Q: What is the formula to calculate circumference using radius?
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What is the circumference of a 27 acre circle?

To find the circumference of a circle with a given area, you first need to calculate the radius. Since the area of the circle is 27 acres, you can use the formula A = πr^2 to solve for the radius. Once you have the radius, you can then find the circumference using the formula C = 2πr. By substituting the radius into the formula, you can calculate the circumference of the 27 acre circle.


If the circumference of a circle is increased by 50 then the area will be increased by?

there is no constant that will calculate this, since circumference is calculated with only radius and area with radius squared. you will have to calculate the radius using the initial circumference and then the radius again for the new circumference (with the 50 added). then calculate an area for each radius..then you can see the increase.


What is the circumference of a circle that has a radius of 6.74 in?

The circumference of a circle with a radius of 6.74 inches is approximately 42.34 inches. The circumference of a circle is found using the circumference formula: Circumference = 2 * π * radius So, all you have to do is plug in the radius into the formula, and approximate π to be 3.14159.


How do you calculate circumference and area of pi?

Pi is the number of times the diameter of a circle will fit into the circumference. Pi is not a circle, and does not have a circumference or area. To calculate a circumference USING pi, the circumference is diameter * pi. To find the area using pi, area = pi * radius * radius


How do you calculate the circumference of a circle with a radius of 2.250m?

Using this formula: C = r x 2 x Pi:2.25m x 2 x 3.1416 = about 14.14m circumference


How do you calculate the circumference of a circle using the radius?

pi x (2xradius)


How do you calculate the diameter or radius of each circle?

Using the Circumference And Area.


How do i work out the circumference of a circle from the radius?

The circumference of a circle with a known radius and can calculated using the following formula: C = 2Π(r)


How do you get circumference?

Radius of circle times 2, multiply that by pi (3.14 for easyish reckoning), and that's the circumference of a circle. The circumference of an object is the distance around the outside or perimeter. Different formulae are used to calculate this depending on the shape.


What is the radius of a circle with a circumference of 1000m?

The radius of a circle with a circumference of 1000m is approximately 159.15 meters. This can be found using the formula C = 2πr, where C is the circumference and r is the radius. Rearranging the formula to solve for r gives r = C / (2π). Substituting the given circumference into the formula will give you the radius.


If the area of a circle is 201.06 then the circumference of the circle is?

The formula to find the circumference of a circle is C = 2πr, where r is the radius of the circle. To find the circumference, you first need to find the radius by using the formula for the area of a circle (A = πr^2). Given that the area is 201.06, you can solve for the radius. Once you have the radius, you can plug it into the formula C = 2πr to find the circumference.


What is the circumference of a circle of 24cm?

The circumference of a circle is calculated using the formula C = 2πr, where C is the circumference and r is the radius of the circle. In this case, if the diameter of the circle is 24 cm, the radius would be half of that, which is 12 cm. Using the formula, we can calculate the circumference as follows: C = 2πr C = 2π(12 cm) C = 24π cm So, the circumference of a circle with a diameter of 24 cm is 24π cm.