Geometry Final Exam

a location that has neither shape nor size

made up of points and has no thickness or width

a flat surface made up of points that extends infinitely in 4 directions

points that lie on the same line

points that lie in the same plane

the set of points that they have in common

a point

a line

a boundless, three-dimensional set of all points

a measurable portion of a line, with two endpoints

line segments that have the same measure

having the same size and shape

drawings of geometric figures created without the benefit of measuring tools, generally using only a pencil, straightedge, and compass

the point halfway between the endpoints of the segment

any segment, line or plane that intersects a segment at its midpoint

a part of a line, having one endpoint and extending indefinitely in one direction

two collinear rays sharing a common endpoint

two noncollinear rays that have a common endpoint

the two noncollinear rays that make up an angle

the common endpoint of the two rays of an angle

the unit of measure for angles

an angle that measures 90 degrees

an angle that measures between 0 and 90 degrees

an angle that measures between 90 and 180 degrees

two angles that have the same measure

a ray that divides an angle into two congruent angles

two angles that lie in the same plane and have a common vertex and a common side, but no common interior points

a pair of adjacent angles with noncommon sides that are opposite rays

two nonadjacent angles formed by two intersecting lines

congruent

two angles with measures that have a sum of 90 degrees

two angles with measures that have a sum of 180 degrees

supplementary

perpendicular

a closed figure formed by a finite number of coplanar segments called sides such that (1) the sides that have a common endpoint are noncollinear, and (2) each side intersects exactly two other sides at their endpoints

the vertex of an angle of a polygon

a polygon that "turns inward"

a polygon that does not "turn inward"

polygon with 3 sides

polygon with 4 sides

polygon with 5 sides

polygon with 6 sides

polygon with 7 sides

polygon with 8 sides

polygon with 9 sides

polygon with 10 sides

polygon with 11 sides

polygon with 12 sides

a polygon with an undetermined number of sides

a polygon in which all sides are congruent

a polygon in which all angles are congruent

a polygon that is both equilateral and equiangular

the sum of the lengths of the sides

a solid with all flat surfaces that enclose a single region of space

a polyhedron with two parallel congruent bases connected by parallelogram faces

a polyhedron that has a polygonal base and three or more triangular faces that meet at a common vertex

a solid with congruent parallel circular bases connected by a curved surface

a solid with a circular base connected by a curved surface to a single vertex

a set of points in space that are equidistant from a given point; it has no faces, edges, or vertices

the opposite meaning, with the opposite truth value

two or more statements joined by the word "and" or "or"

the "if" phrase

the "then" phrase

line

plane

two

point

line

segment MB

If a = b, then a + c = b + c

If a = b, then a - c = b - c

If a = b, then ac = bc

a = a

If a = b, then b = a

If a = b and b = c, then a = c

coplanar lines that do not intersect

the ratio between the change in the vertical and the change in the horizontal

180 degrees

congruent