Sal is tiling his entryway. the floor plans is drawn on a unit grid. each unit length represents 1 foot. tile costs $2.25 per square foot. how much sal pay to tile his entryway.

Is there a picture or something because how many tiles does he wanna make

Ifound this on google “that means that the graph of a function with direct variation has these features: it is a straight line: because the slope is the ratio y/x = k. it passes through the origin (0,0): because y = kx = k (0) = 0.” i hope this you for what your looking for