

1. 
Find in . 





A. 
62° 
B. 
41° 


C. 
103° 
D. 
131° 


Hint 


2. 
What is the best integer estimate for ? 


A. 
8 
B. 
9 


C. 
7 
D. 
10 


Hint 


3. 
What is ? 


A. 
1.25 
B. 
0.75 


C. 
2.5 
D. 
3.0 


Hint 


4. 
Determine the most specific set of numbers to which 8.3 belongs. 


A. 
real numbers 
B. 
whole numbers 


C. 
integers 
D. 
rational numbers 


Hint 


5. 
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 


6. 
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. 
22.8 m 


C. 
9.8 m 
D. 
14.3 m 


Hint 


7. 
Find the measure of given that tan X = 0.5736. Round to the nearest degree. 


A. 
30 
B. 
100 


C. 
55 
D. 
35 


Hint 


8. 
Classify the given angle. 





A. 
obtuse 
B. 
acute 


C. 
right 
D. 
straight 


Hint 


9. 
Classify the given angle. 





A. 
obtuse 
B. 
right 


C. 
straight 
D. 
acute 


Hint 


10. 
Classify the triangle by its angles and by its sides. 





A. 
acute, equilateral 
B. 
obtuse, scalene 


C. 
right, scalene 
D. 
right, isosceles 


Hint 


11. 
A 25foot ladder is positioned against a building so that the base of the ladder is 7 feet from the building. How high does the ladder reach? 


A. 
8 feet 
B. 
25 feet 


C. 
24 feet 
D. 
19 feet 


Hint 


12. 
Find the distance between (5, 6) and (4, 2). Round to the nearest tenth. 


A. 
17 units 
B. 
12 units 


C. 
4.1 units 
D. 
14.5 units 


Hint 


13. 
Find the coordinates of the midpoint of 





A. 
(0.5, 3) 
B. 
(2, 2.5) 


C. 
(1.5, 2.5) 
D. 
(3.5, 1.5) 


Hint 


14. 
A tree casts a 20foot long shadow at the same time that a 3foot tall mailbox post casts a 1.2foot long shadow. How tall is the tree? 


A. 
8 feet 
B. 
72 feet 


C. 
18 feet 
D. 
50 feet 


Hint 


15. 
If what is the value of x? 





A. 
1.5 m 
B. 
106.25 m 


C. 
7.5 m 
D. 
4.25 m 


Hint 


16. 
Find the value of sin 54° to the nearest ten thousandth. 


A. 
1.3764 
B. 
0.809 


C. 
0.5878 
D. 
0.0094 


Hint 


