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We know that:
x = a = sin(θ) = y/z
y = b = cos(θ) = x/z
z = c = tan(θ) = y/x
This is very well known and it is sometimes simplified by the word sOHcAHtOA.
Now, how do we find the value of these variables using an alternative method? Well, we can use the following formulas:
x = sqrt(z^2 - y^2)
y...