Giving away 70 points because unus annus died

Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

Is there an x intercept in the equation 60*1.15^x