Download Introduction to Geometry Vocabulary

Name:
Introduction to Geometry Vocabulary
Write the letter of the correct match next to each problem.
1.
Midpoint
2.
Hypotenuse
3.
Ray
Congruent
Angles
Coordinate
Plane
4.
5.
6.
Radius
7.
Diameter
a. A plane that is divided into four regions by a horizontal line (x-axis) and
a vertical line (y-axis)
b. a part of a line that starts at an endpoint and extends forever in one
direction.
c. Points that lie on the same line
d. The common endpoint of an angle
e. Angles that have the same measure
f. A segment that passes through the center of the circle and whose
endpoints are on the circle.
g. A= r
h. A segment from a vertex that forms a right angle with the line containing
the base
i. An Angle that measures greater than 0 degrees and less than 90
degrees.
j. The distance around a circle. C= 2 r
8.
Acute Angle
9.
10.
Coordinate
Circumference of
a Circle
11.
Height
k. An angle that measures exactly 90 degrees.
12.
Vertex
l. The absolute value of the difference of the coordinates
13.
Distance
14.
Right Angle
m.A segment whose endpoints are the center of the circle and a point on
the circle.
n. The part of the line consisting of two points and all points between them
15.
Segment
o. The side across from the right angle.
Collinear
p. Two angles in the same plane with a common vertex and a common
side, but no common interior points
16.
17.
Obtuse Angle
18.
Adjacent Angles
q. An angle that measures greater than 90 degrees and less than 180
degrees.
r. The number that a point corresponds to.
19.
Area of a Circle
s. The point that bisects a segment into two congruent segments
20.
Angle Bisector
t. A ray that divides an angle into two congruent angles.