SOLUTION: what acute angle does a line of slope -3/4 make with a horizontal line?

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Question 622327: what acute angle does a line of slope -3/4 make with a horizontal line?
Answer by ewatrrr(24785) About Me  (Show Source):
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Hi,

what acute angle does a line of slope -3/4 make with a horizontal line?

 tanθ = 3/4,  θ ~ 36.87°