Answer:
132,000 millimeters squared, H= 105, R= 20
Explanation:
Volume equation (r= radius, h = height)
v= (pie)x r^2 x h
Pie = 22/7
r = 1/2 the diameter, so 40/2= 20. r = 20
h = 105
Substitute
(22/7) x 20^2 x 105
20^2 = 400
(22/7) x 400 x 105 = 132,000