what does 9.4 round to?

If it's rounded, leave off the ".0"

it would be 9 because the number after the point (decimal) is less than 5.

using only whole numbers make as many diffrerent rectanglesas you can that have either the same area or the same perimeter as the rectangles in exercises 1-4

9.0

what is 82 degrees below the boiling point?

9.0

aleah needs halp with math