Answer:
S.A. = 150.72
Step-by-step explanation:
S .A. = 
4 x 4 x 3.14 = 50.24
3.14 x 4 x 8 = 100.48
100.48 + 50.24 = 150.72
Train 1 = (x) = 357.1 mph
Train 2= (x + 5.9) = 363 mph
The line will be parallel to the y axis
The second option is correct
Answer:
Right angle
Step-by-step explanation:
There are only three angles