Please help:(( i will do anything

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth