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Proof Vocabulary

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1.A line that intersects a segment at its midpoint and also forms right angles (2 Words)
6.Adjacent angles whose non-common sides form a straight line (2 Words)
7.A triangle with three congruent angles (2 Words)
8.Something is equal to itself (2 Words)
10.A triangle whose corresponding sides and angles are congruent (They are the exact same size and shape.) (2 Words)
15.An angle that measures greater than 0 and less than 90 degrees (2 Words)
17.Two angles whose sum is 180 degrees (2 Words)
18.The line segment extending from any vertex of a triangle to the midpoint of the opposite side
19.A triangle that has 3 acute angles (2 Words)
21.An angle that measures greater than 90 degrees and less than 180 (2 Words)
22.A ray that divides an angle into two congruent angles (2 Words)
23.A triangle with no congruent sides (2 Words)
24.A triangle that has one obtuse angle (2 Words)
2.Two angles whose sum is 90 degrees (2 Words)
3.A line segment extending from any vertex of a triangle perpendicular to the line containing the opposite side
4.Segments of the same length (2 Words)
5.Angles of the same measure (2 Words)
7.A triangle with three congruent sides (2 Words)
9.A line that intersects the segment at its midpoint
11.A triangle with one right angle (2 Words)
12.Two nonadjacent angles formed by two intersecting lines (2 Words)
13.A triangle with two congruent sides (2 Words)
14.Two lines that intersect to form right angles (2 Words)
16.Angles that share a common vertex, a common side, and do not overlap (2 Words)
18.The point that divides a segment into two congruent segments
20.An angle that measures 90 degrees (2 Words)

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