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How do you find a circles radius when they only tell you the circumference of the circle?
Wiki User
∙ 12y ago
Divide by pi and then divide by 2
Wiki User
∙ 12y ago
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How do you find the circumference of circles?
The circumference of a circle = pi*diametre = 2pi*radius
How is pi used to find the circumference of circles?
Circumference of any circle = 2*pi*radius or pi*diameter
How do you find the radius of a circle with the circumference in terms of pi?
find the radius of a circle with circumference of 42.1
Perimeter of the sector?
A track 7m wide consists of two concentric circles. The circumference of the inner circle is 440m. Find, 1) the radius of the outer circle 2) the circumference of the outer circle.
How do you find circumference of a circle if you have radius?
For a circle, circumference = 2 x pi x radius.
What is the circumference of a circle with a radius of In?
A circle with a radius of 8 inches has a circumference of 50.27 inches.
What does pi mean?
Pi (3.14) times the radius of a circle squared, equals the circumference of a circle.
How do you find circumference using radius'?
Circumference of a circle = 2*pi*radius
How do you find the radious of a circle can you find the circumference?
The radius of a circle is the distance from its centre to its circumference. If a circle has a radius of r units then the length of its circumference is 2*pi*r units.
How do find the circumference of a circle?
The formula; 2 * Pi * Radius = circumference Will calculate the circumference of a circle.
How do you find the radius of a circle if you know the circumference?
Given the circumference, divide the circumference by pi (3.1416) to give the diameter of the circle, then divide by 2 to find the radius (half of the diameter).Since C = (pi) D and D = 2r, then r = C/2piSee related links for more help with circles.
Find the circumference of a circle with a radius of 5.6?
Circumference of a circle = 2*pi*radius Circumference = 2*pi*5.6 = 35.18583772 units
