If the value, to the nearest thousandth, of cos is 0.385, which of the following could

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If the value, to the nearest thousandth, of cos α is −0.385, which of the following could be true about α?
F. 2π/3 ≤ α ≤ π
G. π/2 ≤ α ≤ 2π/3
H. π/3 ≤ α ≤ π/2
J. π/6 ≤ α ≤ π/3

K. 0 ≤ α ≤ π/6

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10 ACT Practice Tests

ISBN: 9780071591461

2nd Edition

Authors: Steven Dulan

Question Posted: Jul 31, 2023 08:21 AM

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If the value, to the nearest thousandth, of cos is 0.385, which of the following could

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The correct answer is G You must know something about the values of cosine functions at cer...View the full answer

10 ACT Practice Tests

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