Answer:
its 2
Step-by-step explanation:
It's probably a^6
a^2 * a^4
a^2+4
a^6
B
a circle with a diameter of 19.3 inches
x = 3
C) 401.92 in^2
V=3.14*r^2*h
V=3.14*4^2*8
V=401.92in^2