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In a A ABC, AB 1 BC, | ACB = 30°, AB = 15 m, then find the lengthBC. |
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Answer» Probability is a NUMERICAL DESCRIPTION of how likely an event is to occur or how likely it is that a proposition is TRUE. Probability is a number between 0 and 1, where, roughly speaking, 0 indicates impossibility and 1 indicates certainty...... |
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