Answer:
1) 477.5
2) 395.8
3) 2042.0
4)132.7
5) 44.1
6) 437.9
Step-by-step explanation:
Surface area of a cylinder = 2(pi)(r)(h) + 2 (pi)(r)^2
Lateral area of a cylinder = 2 (pi)(r)(r)
...........
2(x + 2) + 2x = 20
a and b
3
