

1. 
A name for the angle shown is ________. 





A. 

B. 



C. 

D. 



Hint 


2. 
Classify 





A. 
acute isosceles 
B. 
right scalene 


C. 
obtuse equilateral 
D. 
acute scalene 


Hint 


3. 
Find in . 





A. 
131° 
B. 
62° 


C. 
41° 
D. 
103° 


Hint 


4. 
Determine whether the triangles are similar. Explain why or why not. 





A. 
no; x = 85 
B. 
yes; x = 85 


C. 
yes; y = 55 
D. 
no; y = 65 


Hint 


5. 
Find the best integer estimate for . 


A. 
13 
B. 
11 


C. 
15 
D. 
17 


Hint 


6. 
Solve the equation 160 = k^{2}. Round your answer to the nearest tenth. 


A. 
25.3, 25.3 
B. 
7.2, 7.2 


C. 
12.6, 12.6 
D. 
40.0, 40.0 


Hint 


7. 
Find the length of one leg of a right triangle if the length of the hypotenuse is 18 meters and the length of the other leg is 14 meters. Round to the nearest tenth. 


A. 
11.3 m 
B. 
9.8 m 


C. 
22.8 m 
D. 
14.3 m 


Hint 


8. 
What is tan B? Round to the nearest ten thousandth. 





A. 
0.4167 
B. 
0.3846 


C. 
2.4000 
D. 
0.9231 


Hint 


9. 
Use a calculator to find Round your solution to the nearest tenth. 


A. 
8.9, 8.9 
B. 
8.3 


C. 
9.1 
D. 
8.9 


Hint 


10. 
Order and 2.75 from least to greatest. 


A. 



B. 



C. 



D. 



Hint 


11. 
A skateboarding ramp is constructed with an angle of elevation of 40°. Classify this angle. 


A. 
straight 
B. 
obtuse 


C. 
right 
D. 
acute 


Hint 


12. 
Find the length of the hypotenuse of the right triangle. 





A. 
15 cm 
B. 
105 cm 


C. 
75 cm 
D. 
5625 cm 


Hint 


13. 
Find the perimeter of to the nearest tenth. 





A. 
17.3 units 
B. 
8.1 units 


C. 
14.6 units 
D. 
18.5 units 


Hint 


14. 
Find the perimeter of to the nearest tenth. 





A. 
20.9 units 
B. 
25.7 units 


C. 
9.8 units 
D. 
16.9 units 


Hint 


15. 
If what is the value of x? 





A. 
1.35 
B. 
3.75 


C. 
6.67 
D. 
2.42 


Hint 


16. 
Find sin C to the nearest ten thousandths. 





A. 
0.447 
B. 
0.894 


C. 
0.5 
D. 
2.2371 


Hint 


