### Geometry 1

eap

Chapter 1

 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

Across
2.An angle whose measure is greater than 90 degrees and less than 180 degrees is called an _______ angle.
6.An angle whose measure is greater than 0 and less than 90 degrees is an _______ angle.
8.Two lines that intersect to form right angles are _______ lines.Plane:An undefined term in geometry usually visualized as a flat surface with no thickness that extends indefinitely in two dimensions.
11.The set of all points in a plane that are a fixed distance, from a single fixed point.
12.The two nonadjacent angles formed when two lines intersect.
16.Points that lie on the same line are _______.
18.Having the same size and shape
19.Two angles that sum to 90 degrees are _______.
21.Two coplanar angles that share a common vertex and a common side but have no common interior points are ________.
22.The point in the Cartesian coordinate plane at which the horizontal and vertical axes intersect, designated by the ordered pair (0,0).
24.Given any two points A and B, AB is equal to the union of points A, B, and all of those points between A and B is called a line ______.
25.An angle formed by two perpendicular lines, the measure of which is 90 degrees.
Down
1.A point at either the end of a line segment, or arc, or the initial point of a ray.
2.Two collinear rays whose intersection is in exactly one point are called ______ rays.
3.A triangle with no congruent sides.
4.Two angles the sum of whose measures is 180 degrees.
5.To examine methodically by separating into parts and studying their relationships.
7.The length of or distance around a circle.
8.Two or more coplanar lines that do not intersect are called _______ lines.
9.A point that divides a line segment into two congruent line segments.
10.The measure of the steepness of a line; the ratio of vertical change to horizontal change.
13.The point of intersection of the two rays that form the sides of the angle.
14.A set of angles formed on each of two or more lines cut by a transversal that are in the same position relative to each line and to the transversal.
15.Lines that share a common point.
17.A ray that divides an angle into two adjacent congruent angles is called an angle _______.
18.Any three or more points that lie in the plane.
20.An undefined term in geometry usually visualized as a dot representing a nondimensional location in space.
23.A geometric figure formed by two rays that have a common endpoint.
24.Two non-coplanar lines that do not intersect are ________.

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