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6A × B - 4C + 1A
6(2) × 4 - 4(3) + 1(2)
12 × 4 - 12 + 2
48 - 12 + 4
36 + 2
38
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In the figure below, tan B - 3. If BC = 15 and DA = 3, what is the length of DE ?
2 answers:
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