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How do you find the inverse of a tangent on a calculator?
Usually there is an inverse key or( tan -1 )key for this
How do you evaluate the following expression arccot of the negative square root of three without using a calculator?
since x is negative you use the identity cot-1(x)=tan-1(1/x)+pi. Tan-1(1/-sqrt3) + pi 5pi/6 + pi =pi
What is tan 5pi over 8 times R to the nearest thousandth and how can you find this on a scientific calculator?
You cannot because you do not know what R is.
How do you find the tangent of a triangle?
that queation doesnt make any sence u retard because u cant get the tan of a triangle u can only get the tan of a number To find the tan of an angle you want to use this ratio: Opposite side divided by adjacent side Once you find the answer, on a scientific calculator you enter in your answer and hit the inv button then the tan button and it should give you your answer.
What is the angle in a rise of 2 feet in 4.5 feet?
On any scientific calculator, calculate the arctan (inverse tan, tan-1) of (2 / 4.5). Make sure the calculator is using the correct type of angular measure (degrees or radians, depending on what you want).
