PERPENDICULAR LINES
• So if two adjacent angles are
Two lines that form four
formed by
lines, then they
m
________ ________.
are_______________.
n
Example 2: Perpendicular Lines
⃗⃗⃗⃗⃗ , complete the sentence using your new vocabulary.
1. a. Given ⃗⃗⃗⃗⃗
∠
V
is a _________angle, because the definition of______________________.
∠
∠
T
b. If
and
the find the value of x. Explain.
R
S
2. If ̅̅̅̅
̅̅̅̅ , solve for x and y. Explain.
P
F
4x-2 °
5x+11 °
E
y °
O
N
G
Q
LET”S KEEP PRACTICING THOSE ANGLE NAMES!
Name the angle pair. Then state if they are congruent or supplementary.
̅̅̅̅ ∥ ̅̅̅̅
a. ∠
∠
e. ∠
∠
b. ∠
∠
f. ∠
∠
c. ∠
∠
g. ∠
∠
d. ∠
∠
h. ∠
∠
7