SOLUTION: I'm trying to help my son with geometry and can't figure out this problem. Can you please help. He is solving for the value of x. Tan 72(degrees) = 18 over X (this is in fraction

Algebra ->  Angles -> SOLUTION: I'm trying to help my son with geometry and can't figure out this problem. Can you please help. He is solving for the value of x. Tan 72(degrees) = 18 over X (this is in fraction       Log On


   



Question 193586: I'm trying to help my son with geometry and can't figure out this problem. Can you please help. He is solving for the value of x. Tan 72(degrees) = 18 over X (this is in fraction form)What steps do we take to solve this problem, and what is the correct answer.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
I'm trying to help my son with geometry and can't figure out this problem. Can you please help. He is solving for the value of x. Tan 72(degrees) = 18 over X (this is in fraction form)What steps do we take to solve this problem, and what is the correct answer.
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tan(72) = 18/x
x = 18/tan(72) = ~ 5.84855...