Question

10) A person standing on the bank of a river na
observes that the angle of elevation of the
top of a tree standing on the opposite bank
is 60°. When he moves 40 m away from
the bank, he finds the angles of elevation
to be 30°. Find the height of the tree and
the width of the river. (=1.73)
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Answer 1

Answer:

Step-by-step explanation:

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