Hi there!
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I believe your answer is:
Option A
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Here’s why:
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Hope this helps you. I apologize if it’s incorrect.
Answer:
Step-by-step explanation:
Given
Midpoint is 
Endpoints are
and 
Mid point of any two point is given by

and 
So,


Also



Therefore 
486/6 = 81
Square root 81 = one side length = 9m volume = 9^3 = 729
Answer:
Non-existent is the answer.
Answer:
$-6
Step-by-step explanation:
$(8-14)
= $-6
Hope this helped!