A location. You always use a capital letter to name it.
A point
If LM=22 and MN=15, find LN.
LN=37
Acute
Name the angle relationship.
Vertical Angles
(x+5, y+6)
Part of a line that consists of 2 points called endpoints.
Segment
If LN=54 and LM=31, find MN.
MN = 23
What is the vertex of this angle?
K
Name the angle relationship.
Adjacent
What are the coordinates of P(-8,2) after a 180 degree rotation?
(8,-2)
Formed by two rays with a common endpoint called the vertex
Angle
x=7
x=25
Find x.
What are the coordinates of A(-3,2) after a reflection over the x-axis?
(-3,-2)
Having the same measurement
Congruent
TU = 29
Find x if
mangle PQR =141
x=6
48
What are the coordinates of B(3,7) after a dilation centered at the origin with a scale factor of 2?
(6,14)
a point that divides the segment into two congruent segments
midpoint
GH = 17
Find mangle ABC, if mangle ABD=48 and mangle DBC=78.
126
Find the value of x.
12
Identify the line of reflection.
y=-x