SOLUTION: Determine the acute angle at which y = 2x - 1 and y = 0.5x + 2 intersect.

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Question 1078444: Determine the acute angle at which y = 2x - 1 and y = 0.5x + 2 intersect.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Determine the acute angle at which y = 2x - 1 and y = 0.5x + 2 intersect.
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The two lines and the x-axis form a triangle.
Find the appropriate angles at the axis.
angle:: arctan(1/2) = 26.57 degrees
angle2:: 180-arctan(2) = 116.5 degrees
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Ans:: 180-[116.5+26.57] = 36.93 degrees
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Graph:
graph%28400%2C400%2C-5%2C4%2C-4%2C6%2C2x-1%2C0.5x%2B2%29
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Cheers,
Stan H.
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