# How to Bisect a Circle?

Circles are common structures in mathematics. Circles can be used to describe many real world objects, such as wheels and meteor impact craters. The mathematics used for circles is called trigonome...
Read More »

http://www.wikihow.com/Bisect-a-Circle

## How to Bisect an Angle Using Only a Ruler?

To "bisect" an angle means to split it in half, or to find its middle point. Using only a ruler and pencil, you can easily bisect the angle formed where the end of two line segments meet. This is a...
Read More »

http://www.ehow.com/how_6390598_bisect-angle-using-only-ruler.html

## How to Bisect a Line With a Compass and Straightedge?

A compass.When doing straightedge and compass constructions, one of the rules is that a straightedge has no measurement marks (unlike a ruler). So how do you bisect (find the center of) a line and ...
Read More »

http://www.wikihow.com/Bisect-a-Line-With-a-Compass-and-Straightedge

## What Special Relationship Is Seen Between the Radius of the Circle & the Line Tangent to the Circle?

A circle is a figure in which every point on the outside of a circle is an equal distance from the circle's center. The major properties of a circle include diameter, circumference, area, and radiu...
Read More »

http://www.ehow.com/info_8438286_special-circle-line-tangent-circle.html

## A circle is 2106 sq ft. find the radius of the circle to the nearest foot (use 3.14 for pi)?

Since area = r*r*pi, and we want to find the radius, let's set this up like an equation, using r as the variable that represents the radius (and the value we're looking for). Let's also write it as...
Read More »

http://answers.yahoo.com/question/index?qid=20130419195859AAKnbOC