Respuesta :

Answer:

66.4 degrees is your answer (1 dp 66)

Step-by-step explanation:

then you do...

if you have a calculator: cos^-1 (6/15)

and round your answer to 1 d.p which gives you 66

HOPE THIS HELPS!!

dannielle

Answer:

y≈65 grades

Step-by-step explanation:

cos  y=6/15=2/5=0,4

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