Answer:
Option 2nd is correct.
Step-by-step explanation:
 In right angle triangle:
Pythagoras theorem follows which is:
Here, c= hypotenuse b is one side and a is the other side. 
Therefore, according to Pythagoras theorem Option 1,3 and 4 are discarded.
Option 2nd is correct because KL=EF and triangle KLM and EFG follows Pythagoras theorem which makes them a right angle triangle.
 
        
                    
             
        
        
        
Answer: 55°
Step-by-step explanation: Let me know if you need an explanation.
 
        
                    
             
        
        
        
Answer:
54 students
Step-by-step explanation:
First, change the percent to a decimal.
12% = 0.12
Now, multiply the decimal by the total amount of students to find the amount of students that stay after school.
450 × 0.12 = 54
54 students stay after school for Comedy Club.
 
        
                    
             
        
        
        
Answer:168
Step-by-step explanation:   First you do 82 times 3.75 which is 307.50. Then you do 2071.5 - 307.5 = 1764 Then you do 1764 divided by 10.50 which is 168
 
        
                    
             
        
        
        
Answer:
50 percent
Step-by-step explanation:
100 percent divided by 6 (the amount of data) is 16 2/3.
Each number represents 16 2/3 percent.
3 of the numbers are either 2 or 9.
16 2/3x3=50.001
The final answer is a 50% probability.
<u>I think</u>