Solve for f, d
f=36.861841993004631
d=0.8191520442889918
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\left. \begin{array} { l } { f = 45 d }\\ { d = 0.8191520442889918 } \end{array} \right.
Evaluate trigonometric functions in the problem
f=45\times 0.8191520442889918
Consider the first equation. Insert the known values of variables into the equation.
f=36.861841993004631
Multiply 45 and 0.8191520442889918 to get 36.861841993004631.
f=36.861841993004631 d=0.8191520442889918
The system is now solved.
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