vnfnjf77 vnfnjf77
  • 17-12-2020
  • Mathematics
contestada

Dont skip please need help asap

Dont skip please need help asap class=

Respuesta :

IjlalHashmi
IjlalHashmi IjlalHashmi
  • 17-12-2020

Answer:

Option B ( 47° )

Step-by-step explanation:

Use the cosine identity

[tex]cos\alpha =\frac{base}{hypotenuse}\\\\cos\alpha =\frac{19}{28}\\\\\alpha =cos^{-1}(\frac{19}{28})\\\\\alpha=47\\[/tex]

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