jmasa2001
jmasa2001 jmasa2001
  • 28-04-2021
  • Mathematics
contestada

can someone please explain how to do this? ​

can someone please explain how to do this class=

Respuesta :

mhanifa
mhanifa mhanifa
  • 28-04-2021

Answer:

14)

  • tan θ = BC/AC = 9/13
  • θ = arctan (9/13)
  • θ = 34.7°

15)

  • cos 45° = 14/x
  • x = 14 / cos 45°
  • x = 19.8
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