given y = 5x and y = .5x, When the these lines cross, what is the value of tan theta?

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- June 30th 2012, 09:12 AMPat722Trig and geometry problems
given y = 5x and y = .5x, When the these lines cross, what is the value of tan theta?

- June 30th 2012, 09:38 AMrichard1234Re: Trig and geometry problems
Assuming is the first-quadrant angle between the two lines, suppose that is the first-quadrant angle between the x-axis and the line y = 0.5. Then,

, and

.

Also, .

Replace with 0.5, then solve for . - June 30th 2012, 10:59 AMPlatoRe: Trig and geometry problems
- June 30th 2012, 11:04 AMrichard1234Re: Trig and geometry problems
Darn, should've thought of that. (Headbang) Good solution.