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A man is 1 0 m away from a straight sidewalk. A tree is located at an angle of 5 0 deg measured from

A man is

10

m away from a straight sidewalk. A tree is located at an angle of

50 \

deg measured from the closest distance between the man and the sidewalk. The tree has an angle of elevation of elevation of

25 \

deg measured from a level ground. Find the height of the tree.

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