prove that cos 0 equal to 1
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Answered by
1
Answer:
Hey mate here is your answer....
cos theta = Hypotenuse/Base
When angle is 0° then hypotenuse=base
hence cos 0 = base/base = 1
Hope it helps you....
Answered by
11
Answer:
In terms of the right triangles used to define trigonometric functions, cos(x)=adjacent sidehypotenuse . When x=0 , adjacent side length=hypotenuse length . Therefore, cos(0)=1 .
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