An ogive is useful for Multiple select question. constructing histograms. identifying individual data values. comparing shapes of known distributions. finding percentiles.

Whats the name of the vertical axis

If square root x = -7, then x= -49 true or false

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?