1.

AB is a vertical truck of a huge tree with A being the point where the base of the truck touches the ground. Due to a cyclone, the tree has been broken at C which is at a height of 12 meters, broken part is partially attached to the vertical portion of the tree at C. If the end of the broken part B touches the ground at D which is at a distance of 5 metes from A, then the original height of the truck is:

A. 20 m
B. 25 m
C. 30 m
D. 35 m
Answer» C. 30 m


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