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A bridge is supported by triangular braces. An engineering student was given an assignment to construct a triangular model of the three steel girders.
A bridge is supported by triangular braces. An engineering student was given an assignment to construct a triangular model of the three steel girders. Two of the girders measured 20cm and 15cm, and the angle opposite the 15cm girder was 21. How long did the third girder have to be?
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Financial Algebra advanced algebra with financial applications
Authors: Robert K. Gerver
1st edition
978-1285444857, 128544485X, 978-0357229101, 035722910X, 978-0538449670
