bhattiabdul777 bhattiabdul777
  • 29-01-2021
  • Mathematics
contestada

I need help with these four

I need help with these four class=

Respuesta :

mhanifa
mhanifa mhanifa
  • 30-01-2021

Answer:

  • True, b), c), b)

Step-by-step explanation:

Q1

  • True

Q2

  • b) sin = opposite/hypotenuse

Q3

  • Cos A = 0.1908
  • A = arccos 0.1908
  • A = 79° ⇒ Option c)

Q4

  • tan A = 16/19
  • A = arctan 16/19
  • A = 40° ⇒ Option b)
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