ARCCOSINE Function [ACOS]   Arccosine Function

Calculate the arccosine for a given angle. 

The arccosine of right triangle is the inverse of the cosine for that triangle.


Example: 

1. Calculate arccosine for run of 12 and diagonal of 23
Input
[clr] [clr]
if necessary, sweep finger across green keys to reveal trig keys
12 ÷ 23 =
[Conv] [ACOS]
Display
0

   
58.55°


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