

1. 
Classify the triangle by its angles and its sides. 





A. 
acute, scalene 
B. 
obtuse, isosceles 


C. 
acute, equilateral 
D. 
obtuse, scalene 


Hint 


2. 
Classify the triangle by its angles and its sides. 





A. 
acute, equilateral 
B. 
right, isosceles 


C. 
acute, isosceles 
D. 
right, scalene 


Hint 


3. 
Find mB in ABC if mA = 85° and mC = 11°. 


A. 
92° 
B. 
6° 


C. 
84° 
D. 
104° 


Hint 


4. 
The map of a trail is shown below. Find the value of x. 





A. 
150° 
B. 
51° 


C. 
151° 
D. 
141° 


Hint 


5. 
Classify the triangle by it angles and by its sides. 





A. 
right, isosceles 
B. 
acute, isosceles 


C. 
acute equilateral 
D. 
acute, equilateral 


Hint 


