Determine the equation of a line that is perpendicular to the lines r1 and r2 and passes through their point of intersection
102487
Find a vector equation for the line through the point $(a,b,c)$ which is normal to the plane $\cdots$
86256
Intersection point of line segments
63802
Parametric Equation of a Circle Using a Line
125537
Find the equations of the tangent line(s) that are parallel to the line $y= -4x +3$
22017
Parametric equations for the plane through origin parallel to two vectors
62260
Rational Coordinates with two intersecting lines
140519
How to determine the point of intersection of two lines?
48477
Finding an equation of circle which passes through three points
61641
Equations of lines tangent to an ellipse
1945
Equations of the two lines through the origin which intersect the line $\frac{x-3}{2}=\frac{y-3}{1}=\frac{z}{1}$ at an angle of $\frac{\pi}{3}$
45777
Create a line perpendicular to an existing line in ArcGIS
14520
Get the equation of a circle when given 3 points
76716
Solve an equation in $\mathbb{R}^+$
143334
Find a vector parallel to the line of intersection of the two given planes.
128721
Finding the equation of an ellipse tangent to two lines
149188
Equation for the line of intersection between two planes
71960
How to determine the equation and length of this curve consistently formed by the intersection of Circles