tomboyswagger22
tomboyswagger22 tomboyswagger22
  • 15-04-2020
  • Mathematics
contestada

I need some help on this one

I need some help on this one class=

Respuesta :

Sebamorales2007
Sebamorales2007 Sebamorales2007
  • 15-04-2020

Answer:

letter D. 19

Step-by-step explanation:

Since 71° is less than 90, we can express this in terms of a cofunction

sin (0) = cos(90 - 0)

sin(71) = cos(90 - 71)

sin(71) = cos(19)

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