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A 12 foot ladder is leaning against a building. The ladder makes a 45 degree angle with the building. How far up the building does the ladder reach ?
a. 24√2B.6√2C. 6 feetD.12√2

Respuesta :

Sin (45) = height/12


height = 12sin(45) = (12√2)/2 = 6√2 feet


Answer: (B) 6√2

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