

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





A. 
obtuse, scalene 
B. 
acute, scalene 


C. 
acute, equilateral 
D. 
obtuse, isosceles 


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


A. 
61° 
B. 
56° 


C. 
63° 
D. 
29° 


Hint 


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





A. 
151° 
B. 
51° 


C. 
141° 
D. 
150° 


Hint 


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





A. 
acute, equilateral 
B. 
acute, isosceles 


C. 
acute equilateral 
D. 
right, isosceles 


Hint 


