Advertisements
Advertisements
Question
Find the inclination of a line whose gradient is 3.0777
Solution
tan θ = 3.0777
θ = 72°
APPEARS IN
RELATED QUESTIONS
Find the equation of the perpendicular dropped from the point (−1, 2) onto the line joining the points (1, 4) and (2, 3).
Write down the equation of the line whose gradient is `-2/5` and which passes through point P, where P divides the line segement joining A(4, −8) and B(12, 0) in the ratio 3 : 1.
Determine whether the line through points (–2, 3) and (4, 1) is perpendicular to the line 3x = y + 1.
Does line 3x = y + 1 bisect the line segment joining the two given points?
The vertices of a triangle ABC are A(0, 5), B(−1, −2) and C(11, 7). Write down the equation of BC. Find:
- the equation of line through A and perpendicular to BC.
- the co-ordinates of the point P, where the perpendicular through A, as obtained in (i), meets BC.
Given equation of line L1 is y = 4.
- Write the slope of line L2 if L2 is the bisector of angle O.
- Write the co-ordinates of point P.
- Find the equation of L2.
Find if the following points lie on the given line or not:
(-1, 5) on the line 3x = 2y -15
The line 2x - 5y + 31 = 0 bisects the join of (-4,5) and (P, 9). Find the value of p.
The line 5x + 3y = 25 divides the join of (b,4) and (5, 8) in the ratio of 1 : 3. Find the value of b.
Find the value of a line parallel to the following line:
`(3"y")/4 + (5"y")/2 = 7`
Find the equation of the straight line which has Y-intercept equal to 4/3 and is perpendicular to 3x – 4y + 11 = 0.