diameter is 2 times the radius 24
The radius of a circle is the distance from the center to any point on the circle. The area is the space within the circle. The formula to find the area is πr2. r stands for the radius of the circle. If you want to find the radius, you can work backwards from the area or the circumference, which is the perimeter of the circle. The formula for circumference is 2πr.
Well to find the radius it is diameter/2.
The radius of a circle is any straight line from the centre of the circle to its circumference. The radius can also refer to the length of this line.
Circumference of a circle = 2*pi*radius or diameter*pi Area of a circle = pi*radius squared
find the radius of a circle with circumference of 42.1
It depends on the values you have. The base of a cylinder is a circle. If you know the circle's diameter, half it to find the radius. If you know the circle's circumference, divide by 2pi to find the radius. If you know the circle's area, divide by pi and take the square root to find the radius.
The director circle of a circle with radius r is a concentric circle with radius r*sqrt(2).
You already know the radius.
Diameter of a circle = 2*radius Circumference of a circle = 2*radius*pi
It is twice the radius of a circle
The radius of a circle is half its diameter (the measure of the circle from one side across to the other).
Equation for the area circle = pi x radius squared If the area is 144pi, then you need to find the square root of 144, which is 12. Therefore, radius = 12
To find the area of a circle for fifth grade, what one has to do is to first find the radius, the radius is the distance from the central point to all points on the circle, once the radius is found, square the radius. Then multiply the squared radius by pi.
diameter is 2 times the radius 24
For a circle, circumference = 2 x pi x radius.
In a circle, the area of the circle is pi times the radius squared