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The following applications may take some time to load depending on connection speed. Please wait. AN ARCAn arc is any portion (other than the entire curve) of the circumference of a circle.A CHORDA chord is a line segment whose ends lie on a circle. The length of a chord increases as the chord is nearer to the center of the circle. The longest chord is the diameter.A TANGENTA tangent to a circle at a given point is the straight line that just touches the circle at that point. That means the circle and the line have just one common point.A SECANTA secant line is a line that intersects a circle at exactly two points.You can change the angles by moving the points.
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