Big tree

You are standing 20 feet away from a tree, and you measure the angle of elevation to be 38°. How tall is the tree?

Correct answer:

y =  15.6257 ft

Step-by-step explanation:

x=20 ft α=38   tanα=y:x  y=x tanα=x tan38° =20 tan38° =20 0.781286=15.626=15.6257 ft

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