Answer:
628.32
Step-by-step explanation:
V=πr2h=π·52·8≈628.31853
radius x radius x pi x height = volume of cylinder
5 x 5 x 3.14 x 8 = 628
628cubic cm
Hope this helps
Step-by-step explanation: 6x+5x=3x+2x-54
11x=5x-54
+5x +5x
16x=54
16 16
x=3.375