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Westkost [7]
3 years ago
13

I need help with these four

Mathematics
1 answer:
Kazeer [188]3 years ago
8 0

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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