Respuesta :

mhanifa

Answer:

#1

  • tangent = opposite leg / adjacent leg
  • tan ∠F = DE/ EF
  • tan ∠F = 24/7

Option D

#2

Sine and cosine are same for complementary angles.

  • Complementary of 67° is 90° - 67° = 23°.
  • sine 67° = cosine 23°