Which of the following is NOT a medium? a glass window
a vacuum
a metal fork
the ocean

Sal is tiling his entryway. the floor plan is drawn on a unit grid. each unit length represents 1 foot. tile costs $1.35 per square foot. how much will sal pay to tile his entryway? round your answer to the nearest cent.

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5