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geometry 10th

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QuestionAnswer
Triangle Sum Therom The sum of the interior angles of any triangle is equal to 180 degrees.
Triangle inequality theroem any side of a triangle is always shorter than the sum of the other two sides.
The exterior angle theorem The measure of an exterior angle of a triangle is equal to the sum of the measures of the two non-adjacent interior angles of the triangle.
Base Angle Thereom if two sides in a triangle are congruent, then the angles opposite to these sides are also congruent.
Perpindicular Bisector Therom all points on the perpindicular bisector of a line segment are equidistant from both endpoints
Angle Bisector therom The angle bisector of the triangle's angle divides the triangle into two proportional triangles
Created by: southernprairie
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