TwilightUzumaki TwilightUzumaki

18-01-2021
Mathematics

contestada

A ladder reaching 18 ft. up a wall forms an angle 590 with the ground. To the
nearest foot, how long is the ladder?

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18-01-2021

Answer:

a^2 + b^2 = c^2

a^2 + 9^2 = 18^2

a^2 + 81 = 324

a^2 = 243

a = 15.589 = 15.6 feet

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