(For 19-20.) If the volume of a tree is 600 cubic meters (mº) when the height is 32 meters and the girth is 2.5 meters, what is the height of a tree with a volume of 4500 and girth of 5 meters? 19. Find the value of k (constant of variation)? AK C.k=5 B.K=3 D. K= 7 الي عومه 20. What is the height of a tree with a volume of 4500 m and with of 5 meters? A. 50 m C. 60 B. 55 m D. 65