Please help me with :)))

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?