Answer:
I am pretty sure your answer is right
Step-by-step explanation:
Answer:

Step-by-step explanation:

The graph shows the profile of your parabolic listening device,
8 and 10 are possible lengths of the third side.
None of the answers are correct
a is 3 to the 1st power= 3
b is 3 to the 2nd power=9
c is 3 to the 4th power= 81
d is 3 to the 6th power= 729
Answer:A
Step-by-step explanation: