The angle of elevation of the top of a tree 39m away from a point on the ground is 30o. Find the height of the tree

The angle of elevation of the top of a tree 39m

away from a point on the ground is 30^o. Find the height of the tree

A 39âˆš3m
B 13âˆš3m
C 13/\(\sqrt{3}\)m
D 13/3\(\sqrt{3}\)m
E \(\sqrt{3}\)/13m

waec 1991 mathematics

The correct answer is B. 13âˆš3m

^x/₂₅ = tan 30^o

x = 39 x ¹/_â3 = 13â3m

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