I have this problem, I have to find the values of $a$ so the direction vectors of the lines make an angle of $60$ degrees.
$$\frac{x-3}{2} = \frac{y+5}{2} = z+2$$ $$ x-1 = y-1 = \frac{z-3}{a}$$
What should be the logic to develop this exercise?
I have this problem, I have to find the values of $a$ so the direction vectors of the lines make an angle of $60$ degrees.
$$\frac{x-3}{2} = \frac{y+5}{2} = z+2$$ $$ x-1 = y-1 = \frac{z-3}{a}$$
What should be the logic to develop this exercise?