Can em waves travel through a perfect vacuum?

What is the multiplicative rate of change of the exponential function shown on the graph?

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

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.