Answer:
12+5=17
Step-by-step explanation:
 
        
             
        
        
        
Answer
17 m^3 
Explanation 
Volume of a given prism = bh
Where b = base area and h = height of prism
Base area = 1 • 2/2 (b • h /2)
= 1 
Height = 17 
17 • 1 = 17 m^3
        
             
        
        
        
Answer:
4
Step-by-step explanation:
4 - 2 = 4 + -2 = -2 + 4
 
        
             
        
        
        
Answer:
I think its A
Step-by-step explanation:
I did the math and thats what i got even rounded up
 
        
             
        
        
        
Part A: 
There are 8 possible outcomes.
HHH
TTT
HTH
THT
TTH
HHT
THH
HTT
Part B:
There is 2 outcomes that consist of all head or all tails.
Part C:
You would expect about 6 students to get all head or all tails.
Hope this helps c: