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The distance across a circle through the center is called the diameter.

Diameter

en.wikipedia.org/wiki/Diameter

In geometry, the diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle. It can also be ...

Diameter - math word definition - Math Open Reference

www.mathopenref.com/diameter.html

Definition and properties of the diameter of a circle.

How to Calculate the Diameter of a Circle (with Cheat Sheet)

www.wikihow.com/Calculate-the-Diameter-of-a-Circle

How to Calculate the Diameter of a Circle. Calculating a circle's diameter is easy if you know any of the other dimensions of the circle: the radius, the ...

Circumference of a Circle - Math Goodies

www.mathgoodies.com/lessons/vol2/circumference.html

If you place two radii end-to-end in a circle, you would have the same length as one diameter. Thus, the diameter of a circle is twice as long as the radius.

Circle - Math is Fun

www.mathsisfun.com/geometry/circle.html

Radius, Diameter and Circumference. The Radius is the distance from the center to the edge. The Diameter starts at one side of the circle, goes through the ...

Find the Diameter or Radius of a Circle Given Circumference

openhighschoolcourses.org/mod/book/view.php?id=258&chapterid=502

Find the Diameter or Radius of a Circle Given Circumference. What happens if you are given the circumference but not the radius or the diameter? Can you still  ...

www.ask.com/youtube?q=What Is the Diameter of a Circle?&v=mEqUcfDC5rM
Apr 6, 2011 ... A how to video on How To Determine The Diameter Of A Circle that will improve your math skills. Learn how to get good at math from ...

Diameter Formula | Formula for Diameter of a Circle | Formulas ...

formulas.tutorvista.com/math/diameter-formula.html

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 ...

Cool math .com - The Geometry of Circles - Radius, Diameter ...

www.coolmath.com/reference/circles-geometry

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  ...

Popular Q&A
Q: What is the diameter on a circle?
A: The diameter is a straight line measured from the edge of the circle to the opposite edge passing through the center point Read More »
Source: wiki.answers.com
Q: What is a diameter of a circle?
A: nothing he he he. Read More »
Source: wiki.answers.com
Q: What is the diameter of a circle?
A: Math: It states that the diameter of the circle is 3.4 centimeters. Read More »
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Q: What is the diameter of the circle?
A: Let A, B, C be vertices of triangle opposite sides of length 5, 5.6, 8.5 respectively. Then a = 5, b = 5.5, c = 8.5. Find angle C using law of cosines. 8.5² = 5... Read More »
Source: answers.yahoo.com
Q: What is the diameter of the circle?
A: The centre of the circle, chord and the point of chord on the edge of the circle make a rightangle triangle having height equal to 56/2, base = 45 cm. Applying ... Read More »
Source: answers.yahoo.com