How tall is the tree if it casts a shadow 30 feet long when the angle of the sun is 32 degrees?

How tall is the tree if it casts a shadow 30 feet long when the angle of the sun is 32 degrees?
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Answer :

If the angle of elevation is 32 degrees then using the tangentratio in trigonometry the height of the tree is 18.75 feet roundedup to two decimal places
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