1.
Classify the triangle by its angles and its sides.
A.
acute, equilateral
B.
right, scalene
C.
right, isosceles
D.
acute, isosceles
Hint
2.
Find
m
B
in
A
B
C
if
m
A
= 85° and
m
C
= 11°.
A.
6°
B.
84°
C.
92°
D.
104°
Hint
3.
Find
m
E
in
D
EF
if
m
D
= 34° and
m
E
= 117°.
A.
56°
B.
61°
C.
29°
D.
63°
Hint
4.
The map of a trail is shown below. Find the value of
x
.
A.
141°
B.
150°
C.
51°
D.
151°
Hint
5.
Classify the triangle by it angles and by its sides.
A.
acute, equilateral
B.
acute equilateral
C.
acute, isosceles
D.
right, isosceles
Hint