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a part of a line; it includes any two points on the line and all the points in between those two points.
a mathematical statement that has been or is to be proved on the basis of established definitions and properties.
a clear, logical structure of reasoning that begins from accepted ideas and proceeds through logic to reach a conclusion.
a circle inside a figure and touching exactly one point on each side of the figure.
encircling and touching each vortex of another figure; a circle is circumscribed about a triangle if each vortex of the triangle lies on the circle.
Median of a Triangle
a straight line that goes through both the vortex and the midpoint of the opposite side, and it divides the triangle into two equal areas.
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