1) Point a) It is a location. It has neither shape nor size b) it is a space 2) line a) It is made up of points and has no thickness or width  b) cookie 3) plane a) It is a flat surface made up of points that extends infinitely in all directions b) cookie 4) Collinear a) points are points that lie on the same line b) cookie 5) Coplanar a) points are points that lie in the same plane b) life is hard 6) intersection a) of two or more geometric figures is the set of points they have in common b) what is life 7) Space a) is defined as a boundless, three-dimensional set of all points. b) no 8) line segment a) can be measured because it has two endpoints b) coke 9) Congruent segments a) segments that have the same measure b) kitten 10) Precision a) refers to the clustering of a group of measurements b) puppy 11) absolute error a) of a measurement is equal to one-half the unit of measure b) cookie 12) accuracy a) refers to how close a measured value comes to the actual b) apple 13) distance a) between two points is the length of the segment with those points as its endpoints b) apple 14) irrational number a) is a number that cannot be expressed as a terminating or repeating decimal b) apple 15) midpoint a) The midpoint of a segment is the point halfway between the endpoints of the segment b) apple 16) segment bisector a) any segment, line, or plane that intersects a segment at its midpoint b) point 17) ray a) It is a part of a line. It has one endpoint and extends indefinitely in one direction b) point 18) opposite rays a) are two rays that have the same endpoint and extend in the opposite direction b) this 19) angle a) is formed by two noncollinear rays that have a common endpoint b) at 20) sides a) The rays are called sides of the angle b) cool 21) vertex a) the common endpoint b) 27 is lucky 22) right angle a) 90 degree b) A 23) acute angle a) less than 90 degrees b) you 24) obtuse angle a) more than 90 degrees b) like 25) angle bisector a) A ray that divides an angle into two congruent angles b) don't 26) Adjacent angles a) Two angles that lie in the same plane and have a common vertex and a common side, but no common interior points  b) slow 27) linear pair a) It is a pair of adjacent angles with noncommon sides that are opposite rays  b) fast 28) vertical angles a) Are two nonadjacent angles formed by two intersecting lines b) you 29) Complementary angles a) Are two angles with measures that have a sum of 90 b) suck 30) Supplementary angles a) Are two angles with measures that have a sum of 180 b) him 31) Lines, segments, or rays that form right angles are a) perpendicular b) like 32) polygon a) It is a two-dimensional closed figure with at least three straight sides. b)  look 33) equilateral polygon a) It is a polygon in which all sides are congruent  b) don't 34) equiangular polygon a) It is a polygon in which all angles are congruent b) I 35) regular polygon a) A convex polygon that is both equilateral and equiangular b) him 36) perimeter a) is the sum of the lengths of the sides of the polygon b) like 37) circumference a) is the distance around the circle b) look 38) area a) is the number of square units needed to cover a surface b) I 39) polyhedron a) a solid with all flat surfaces that enclose a single region of space  b) do 40) edges a) the line segments where the faces intersect b) you 41) surface area a) is a two-dimensional measurement of the surface of a solid figure b) to 42) volume a) It is the measure of the amount of space enclosed by a solid figure b) lie 43) Inductive reasoning a) It is a reasoning that uses several specific examples to arrive at a conclusion b) never 44) conjecture a) A concluding statement reached using inductive reasoning b) will 45) Converse a) It is formed by exchanging the hypothesis and conclusion of the conditional b) I 46) inverse a) is formed by negating both the hypothesis and conclusion of the conditional b) I 47) contrapositive a) is formed by negating both the hypothesis and the conclusion of the converse of the conditional b) him 48) deductive reasoning a) uses facts, rules, definitions, or properties to reach logical conclusions from given statements b) like 49) postulate a) it is a statement that is accepted as true without proof b) wow 50) therorem a) Once a statement or conjecture has been proven b) fast 51) proof a) It is a logical argument in which each statement you make is supported by a statement that is accepted as true b) slow

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