, Q) Find the slope of the line which makes an angle of 60 degrees with the positive direction of Y - Axis. My answer is: negative sqrt of 3 The text book answer is: negative 1/sqrt of 3 What might be the reason?
Follow Math Help Forum on Facebook and Google+
Originally Posted by saberteeth , Q) Find the slope of the line which makes an angle of 60 degrees with the positive direction of Y - Axis. My answer is: negative sqrt of 3 The text book answer is: negative 1/sqrt of 3 What might be the reason? It makes an angle of 30 degrees with the negative x-axis, that is, an angle of with the positive x-axis. And ....
Originally Posted by mr fantastic It makes an angle of 30 degrees with the negative x-axis, that is, an angle of with the positive x-axis. And .... Thanks!
Last edited by saberteeth; Sep 10th 2009 at 06:06 AM. Reason: stupid question..(now changed :D)
View Tag Cloud