Atree casts a shadow 36 ft long. at the same time, the shadow cast by a vertical 8-ft post is 12 ft long. find the height of the tree.

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

Awater tank holds 18000 gallons. how long will it take for the water level to reach 6000 gallons if the water is used at anaverage rate of 450 gallons per day

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2