Answer:
72 cm³
Step-by-step explanation:
Volume of a pyramid = Area of base * height / 3
= 3 * 6 * 12/3 = 72 cm³
(2,3,4,5)
The domain are all real number at x-axis
So the answer is option b (2,3,4,5)
That will be 75.6 if am nt mistaken