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Mathematics 19 Online
OpenStudy (anonymous):

Suppose an isosceles triangle ABC has A = 30° and b = c = 5. What is the length of a2? A. 43.3 B. 93.3 C. 13.4 D. 6.70

OpenStudy (jack1):

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OpenStudy (jack1):

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OpenStudy (jack1):

so i'd use sine rule to solve

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