1.
One of the altitudes of
is _________.
A.
B.
C.
D.
Hint
2.
Which segment is a perpendicular bisector in
?
A.
B.
C.
D.
Hint
3.
In
, which segment is not an altitude?
A.
B.
C.
D.
Hint
4.
Given the diagram of
ACE
, identify an altitude.
A.
B.
C.
D.
Hint
5.
is an altitude of
ABD
, find
m
1.
A.
40
B.
140
C.
180
D.
90
Hint