Question

cos300 degrees equals to ​

Answer 1

Answer:

We know that 300∘ is in the fourth quadrant, where cosine is positive.

300∘ has a reference angle of 60∘, since it is 60∘ away from the x-axis.

Since cos(60∘)=12, we know that cos(300∘)=12 as well since cos(θ)>0 in the fourth quadrant.