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22 May, 19:20

A ladder is leaning against a tree 15 feet away. The ladder makes a 36-degree angle with the ground and the tree makes an 87-degree angle with the ground. How tall is the ladder?

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  1. 22 May, 19:28
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    17.861 feet or 17.9 feet (3 sf)

    Step-by-step explanation:

    180 - 36 - 87 = 57

    X/sin (87) = 15/sin (57)

    X = 17.861 feet
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