document.write( "Question 1150793: Pls, I Need Ur Help In This Question, With Full Explaination.
\n" ); document.write( "Find the equations whose perpendicular distance is of length 3 units and at 60(degree) from the x-axis.
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Algebra.Com's Answer #772247 by Theo(13342)\"\" \"About 
You can put this solution on YOUR website!
if you're talking about the equation of a straight line, then i believe your answer will be y = sqrt(3) * x\r
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\n" ); document.write( "\n" ); document.write( "you form a triangle with the vertex of the angle at the point (0,0).
\n" ); document.write( "the angle is 60 degrees.
\n" ); document.write( "your y-value is the height of the triangle.
\n" ); document.write( "your x-value is the distance from the y-axis to the point where y = 3.
\n" ); document.write( "your equation is tan(60) = y / x.
\n" ); document.write( "when y = 3, the equation becomes tan(60) = 3/x
\n" ); document.write( "solve for x to get x = 3 / tan(60) = 1.732050808.
\n" ); document.write( "this this the same as x = sqrt(3).\r
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\n" ); document.write( "\n" ); document.write( "therefore, you have 2 points on the line.
\n" ); document.write( "they are (0,0) and (sqrt(3),3).\r
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\n" ); document.write( "\n" ); document.write( "the slope intercept form of the equation of a straight line is y = mx + b.
\n" ); document.write( "m is the slope and b is the y-intercept.
\n" ); document.write( "when x = 0, y = 0 because that's the vertex of the angle formed so.
\n" ); document.write( "your y-intercept is therefore equal to 0 and the equation becomes y = mx + 0 which becomes y = mx.\r
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\n" ); document.write( "\n" ); document.write( "the slope is equal to (y2 - y1) / (x2 - x1)
\n" ); document.write( "(x1,y1) = 0,0)
\n" ); document.write( "(x2,y2) = (sqrt(3),3)
\n" ); document.write( "(y2 - y1) / (x2 - x1) becomes (3 - 0) / (sqrt(3) - 0) = 3 / sqrt(3).
\n" ); document.write( "3 / sqrt(3) * sqrt(3) / sqrt(3) = 3 * sqrt(3) / 3 = sqrt(3).
\n" ); document.write( "your slope is sqrt(3).\r
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\n" ); document.write( "\n" ); document.write( "your equation of the straight line becomes y = sqrt(3) * x.\r
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\n" ); document.write( "\n" ); document.write( "when y = 3, solve for x to get x = 3 / sqrt(3) = 3 * sqrt(3) / 3 = sqrt(3) = 1.732050808 which rounds to 1.732 as shown on the graph.\r
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\n" ); document.write( "\n" ); document.write( "here's my worksheet.\r
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\n" ); document.write( "\n" ); document.write( "the top point on the right of the triangle is the point (sqrt(3), 3).\r
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\n" ); document.write( "\n" ); document.write( "here's the graph of the equation of y = sqrt(3) * x.\r
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\n" ); document.write( "\n" ); document.write( "i think your solution is that the equation of the line is y = sqrt(3) * x.\r
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\n" ); document.write( "\n" ); document.write( "the domain is all real values of x.
\n" ); document.write( "the range is all real values of y.\r
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