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13 February, 10:50

Use ΔDEF, shown below, to answer the question that follows: Triangle DEF where angle E is a right angle. DE measures 55. EF measures x. Angle D measures 49 degrees. What is the value of x rounded to the nearest hundredth?

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  1. 13 February, 11:18
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    63. 27. Tan 49/1 = X/55
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