the options are
9
12
18

Answer:
12
Step-by-step explanation:
length× bredth× height=volume but in this case it is a cylinder so for length and bredth we will use radius. For the height the cylinder is half filled so its height will be 1m. then we will use the formula
l×b×h 3×3×1=9 So 9 is the answer ♥