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18-03-2020
Mathematics

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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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amna04352 amna04352

18-03-2020

Answer:

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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