Respuesta :

mhanifa

Answer:

cos(O) = 39 / 89

Step-by-step explanation:

Given:

ΔOPQ, where

  • ∠Q=90°
  • PO = 89
  • OQ = 39
  • QP = 80

cosine of ∠O?

  • cos(O) = Adjacent / Hypotenuse
  • cos(O) = 39 / 89

Ver imagen mhanifa

Answer:

39/89

Step-by-step explanation:

no idea why the other said 38 instead of 89 but it is 39/89 according to what i have done