Answer:
The factors are 
Step-by-step explanation:
Subtraction of perfect squares:
The factorization of the subtraction of perfect squares is given by:

In this question:

So

The factors are 
I think it is c forgive me I f I’m wrong
Answer:
829.4 m³
Step-by-step explanation:
Volume of cone:
diameter = 12 m
r = 12 ÷ 2 = 6 m
h = 22 m


Refer to the pic ...(◕ᴗ◕✿)✌️✌️