Answer:
A
Step-by-step explanation:
Volume=length*height*width
528=12*5.5*w
divide both sides by 12
44=5.5w
divide both sides by 5.5
8=w
width is 8 inches
Answer:

Step-by-step explanation:
40ab is 40 multiplied by a multiplied by b
12^2 +b^2 = 20^2 because of the Pythagorean theorem
144 + b^2 =400
B^2 =256
B=16