

1. 
Which formula represents the Pythagorean Theorem? 





A. 
a + b = c 
B. 
a^{2} = b^{2} + b^{2} 


C. 
c^{2} = a^{2}  b^{2} 
D. 
c^{2} = a^{2} + b^{2} 


Hint 


2. 
If the hypotenuse of a right triangle has measure 38 inches, and one of the legs has measure 23.4 inches, find the length of the other leg to the nearest tenth of an inch. 


A. 
14.6 inches 
B. 
29.9 inches 


C. 
44.6 inches 
D. 
896.4 inches 


Hint 


3. 
The following are lengths of sides of various triangles. Which one is a right triangle? 


A. 
3, 4, 7 
B. 
5, 19, 25 


C. 
18, 24, 30 
D. 
8, 9, 10 


Hint 


4. 
The following are lengths of sides of various triangles. Which one is not a right triangle? 


A. 
5, 12, 13 
B. 
none of the others 


C. 
9, 12, 15 
D. 
7, 24, 25 


Hint 


5. 
Many baseball diamonds have 90 feet between each of the bases. At each base, one must turn 90? to get to the next base. So the points at home plate, first base, and second base form a right triangle. To the nearest foot, how long is the hypotenuse, which is the distance between home plate and second base? 





A. 
8100 feet 
B. 
162 feet 


C. 
127 feet 
D. 
90 feet 


Hint 


