asmajui198267 asmajui198267
  • 22-02-2020
  • Mathematics
contestada

can someone help me to find length CD

can someone help me to find length CD class=

Respuesta :

profarouk profarouk
  • 22-02-2020

Answer:

CD = 3.602019190339

Step-by-step explanation:

CD = DA - CA

DA = DB×Cos(29) = 18.7×cos(29) = 16.355388523507

BA = BA×cos(43) = 18.7×cos(43) = 13.676314220278

CA = BA÷tan(47) = 13.676314220278÷tan(47) = 12.753369333168

Then

CD = 16.355388523507 - 12.753369333168 = 3.602019190339

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