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To answer questions 37-40, use this information to find the unknown parts of the triangle: a = 12, b = 15, c = 18
To answer questions 37-40, use this information to find the unknown parts of the triangle: a = 12, b = 15, c = 18 37. cos A = 152 +182-122 a. 2.15.18 152+122-182 b. 2.12.18 122+182-152 C. 2.12.15 122+152-182 d. 2.15.18
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An Introduction To Analysis
Authors: William R. Wade
3rd Edition
0131453335, 978-0131453333
