Seudónimo Seudónimo
  • 10-11-2018
  • Mathematics
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Find the tangent for angle A

Find the tangent for angle A class=

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Аноним Аноним
  • 11-11-2018

12^2+b^2=40^2

144+b^2= 1600

b^2 =1456

√b2= √1456

b = 38.2

tan = 12/38.2

Or .31

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