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### 21 Cards in this Set

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 Through any two points there is ____. Exactly one line. The intersection of two lines is a ___. Exactly one point. Through any ___ there is exactly one plane. 3 non-collinear points. If two planes intersect, their intersection is a ___. Line. If two angles form a linear pair, then they are ___. Supplementary. Vertical angles are ___. Congruent. If two angles are supplementary to the same angle, then they are ___. Congruent. If two sides of two adjacent acute angles are perpendicular, then the angles are ___. Complementary. If two parallel lines are cut by a transversal, ___ are supplementary. Consecutive interior angles. If two parallel lines are cut by a transversal, ___ are congruent. Corresponding angles, alternate interior angles, alternate exterior angles. The sum of the measures of the interior angles of a triangle equals ___. 180 degrees. The acute angles of a right triangle are ___. Complementary. The measure of the exterior angle of a triangle is equal to the __ of the ___. Sum; 2 remote interior angles. If two sides of a triangle are congruent, then the angles opposite them are ___. Congruent. If a triangle is equiangular, then it is ___. Equilateral. If a point is on the perpendicular bisector of a segment, then it is ___ from the __. Equidistant; endpoints of the segment. If a point is on the bisector of an angle, then it is ___ from the ___. Sides of the angle. The midsegment of a triangle is ___ to the third side and ___ its length. Parallel; half. The sum of any two sides of a triangle is ___ the third side. Greater than. The incenter of a triangle is ____ from the ___ of the triangle. Equidistant; sides of the triangle. The circumcenter of a triangle is ___ from the ___ of the triangle. Equidistant; vertices