Vocabulary
The point where the 2 sides of an angle meet is called the...
Vertex
The inside of the angle is called the...
Interior
Segment AC has a midpoint, B. If AB is 30 inches, what is the measurement of BC?
30 inches
Angles 1 and 2 are vertical. Angle 1 measures 63 degrees. What is the measure of angle 2?
63 degrees
Find the midpoint of the segment with endpoints at -6 and 14.
The midpoint is 4.
Two angles that sum to 180 degrees are called...
Supplementary Angles
An angle that measures exactly 90 degrees is a...
Right Angle
Segment DE is 13 inches and segment EF is 42 inches. What is the measurement of segment DF?
55 inches
Adjacent means...
Next to
Find the midpoint of the segment with endpoints at (-3, 9) and (-7, 13)
(-5, 11)
Part of a line that consists of 2 endpoints is called a...
Line Segment
A point that divides a segment into two congruent segments is called the...
Midpoint
If segment XZ is 78 inches and XY is 36 inches, what is the measurement of segment YZ?
42 inches
Angles CAT and DOG are complementary. CAT measures 71 degrees. What is the measure of DOG?
19 degrees
Find the midpoint of the segment with endpoints at (4, 15) and (11, 27).
(7.5, 21)
Points that lie on the same plane are called...
Coplanar
Angles that are opposite of each other and form V's are called...
Vertical Angles
U is the midpoint of segment TV. If segment TU is 3x and segment UV is (2x + 4), find x.
x = 4
Angles MAN and VAN are supplementary. If MAN is 54 degrees, what is the measure of VAN?
126 degrees
Find the distance of the segment with endpoints at (2, -3) and (-1, -2). Round to two decimal places.
3.16
Equal or the same means...
Congruent
A point, line, ray, or segment that intersects another segment at its midpoint is called a...
Segment Bisector
Segment AB is (x - 8) and segment BC is (5x + 20). AC measures 72 inches. Find x.
x = 10
FUN and RUN are adjacent angles that make a straight angle (also known as a linear pair). If FUN is 3x and RUN is (7x - 10), find x.
x = 19
Find the distance between the points (-1, -1) and (4, -5). Round to two decimal places.
6.40