12 is the answer your looking for
Answer:

To get the area of the quadrilateral to do see the 4 sides do all four side 7x7x7x7
Answer: Great
Step-by-step explanation:
Volume of a sphere of radius r is
V = (4/3)πr³
r = 9
V = (4/3)π(9³) = 12(9²)π = 972 π
Answer : 972π cubic units