What’s the answers for both of them?

What’s the numerical coefficient of 6xy

Amonument at a park is in the shape of a right square pyramid. a diagram of the pyramid and its net are shown. what is the surface area of the monument? enter the answer in the box. m²

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function