Question

What is the value of n to the nearest whole number? 18 22 29 41

Answer 1

Answer:

22

Step-by-step explanation:

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Answer 2

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Formula
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a² = b² + c² - 2bccos(A)

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Find n
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n² =20² + 9² - 2(20)(9)cos(90)
n² = 481
n = √481
n = 22 (nearest whole number)

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Answer: n = 22 units
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