Engineering Board Exam Reviewer · Angle Between Two Lines · easy

Find the angle of inclination of the line x- 3,y+2=0, in degrees.

  1. 60°
  2. 45°
  3. 30°
  4. 120°

Answer

C. 30°

Solution

Solve for y: y=1/ 3x+2/ 3, so =1/ 3 and =30°.

More Angle Between Two Lines questions

  1. Find the acute angle between two lines whose slopes are 1 and 3, in degrees.
  2. Find the angle formed by the lines 2x+y-8=0 and x+3y+4=0.
  3. Find the angle between the lines 3x+2y=6 and x+y=6.
  4. What is the acute angle between the lines y=3x+2 and y=4x+9?
  5. ECE Board April 1998: Determine B such that 3x+2y-7=0 is perpendicular to 2x-By+2=0.
  6. The line 2x-3y+2=0 is perpendicular to another line L1 of unknown equation. Find the slope of L1.
  7. A line through (-5,2) and (1,-4) is perpendicular to the line through (x,-7) and (8,7). Find x.
  8. Find the acute angle between the lines 2x-y+1=0 and x+3y-2=0, in degrees.

All Angle Between Two Lines questions