Write down the exact value of tan 45°

The equation respenting the left table is

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex

Mr. walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?