Respuesta :
Answer: 1/2
Step-by-step explanation:
cosine=adjacent/hypotenuse
Cos (-60)=1/2
This is a special triangle
see below as the ratio of each side
Hope this helps!! :)
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cos (-60) = 1/2
If you look at the cosine graph below you can see the black line pointing at 60 degrees is at 0.5, which is 1/2
If you look at the cosine graph below you can see the black line pointing at 60 degrees is at 0.5, which is 1/2
