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03-06-2021
Mathematics

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A ladder 15 feet long leans against a wall making a 71 degree angle with the ground. How far from the base of the wall is the bottom of the ladder?
1. 14.18 feet
2. 4.88 feet
3. 15.86 feet
4. 9.38 feet

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Аноним Аноним

03-06-2021

Answer:

2. 4.88 feet

Step-by-step explanation:

cos∅ = adj/hyp

cos71 = adj/15

adj = 15*cos71

adj = 4.88

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