Answer:

Step-by-step explanation:
7 because 7 • 7 = 49 • 7 = 343
The rule for a 270° counterclockwise rotation is (x, y) ---> (y, -x).
So if you rotated (-5,5) 270° counterclockwise around the origin the new coordinates would be (-5,-5).
Hope this Helps!!
Volume = 1/3*a^2*h
So, V = (36*7)/3
= 84