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 Sujet: intersecting lines
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 The acute angle formed by intersecting lines 2009-12-17 Katie pose la question :To the nearest tenth of a degree, find the size of the acute angle formed by the intersecting lines 3x + 2y = 12 and x - 2y = -2. Was is necessary to find the intersection point?Robert Dawson lui répond. Two intersecting lines 2004-12-18 James pose la question :Imagine a vertical line 1.107' tall. Leaving the top of this line, sloping down to the right at a 4:1, at what horizontal distance will the line strike a second line, which leaves the the bottom of the vertical line sloping down to the right at a rate of .02 ft/ft (or 2%)? There is a fairly easy solution to this, but I have lost my notes! Harley Weston lui répond.

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