When the radius of a sphene is doubled what is the resulting change in volume?

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks

The square root of 9x plus 7 plus the square rot of 2x equall to 7

Plz ( true - false) all triangles have interior angles whose measure sum to 90.