

1. 
Classify . 





A. 
obtuse, isosceles 
B. 
right, isosceles 


C. 
acute, scalene 
D. 
right, equilateral 


Hint 


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





A. 
obtuse, isosceles 
B. 
obtuse, scalene 


C. 
acute, scalene 
D. 
acute, equilateral 


Hint 


3. 
Classify the triangle by its angles and its sides. 





A. 
right, scalene 
B. 
acute, isosceles 


C. 
acute, equilateral 
D. 
right, isosceles 


Hint 


4. 
Find mE in DEF if mD = 34° and mE = 117°. 


A. 
29° 
B. 
63° 


C. 
61° 
D. 
56° 


Hint 


5. 
The map of a trail is shown below. Find the value of x. 





A. 
151° 
B. 
150° 


C. 
141° 
D. 
51° 


Hint 


