Answer:
8
Step-by-step explanation:
According to Euclidean theorem
m^2 = 4×16
m^2 = 64
m = 8
You know they are parallel because the lines will never intersect or meet. (Two straight lines usually mean it is parallel)
3( to the power of 4) times 5(to the power of 3)
I agree to what the other person said! Good Luck!