Line slope calculator 5x-4y=21
Straight line given by points A[5; 1] and B[9; 6]
Calculation:
Slope: m = 1.25Slope-intercept form of line: y = 1.25x-5.25
Canonical form of the line equation: 5x-4y-21 = 0
Parametric form of the line equation:
x = 4t+5
y = 5t+1 ; t ∈ R
Slope angle of line: φ = 51°20'25″ = 0.8961 rad
X intercept: x0 = 4.2
Y intercept: y0 = q = -5.25
Distance line from the origin: d0 = 3.2796
The length of the segment AB: |AB| = 6.4031
Vector: AB = (4; 5)
Normal vector: n = (5; -4)
Midpoint of the segment AB: M = [7; 3.5]
Perpendicular Bisector equation: 4x+5y-45.5 = 0
Vector OA = (5; 1) ; |OA| = 5.099
Vector OB = (9; 6) ; |OB| = 10.8167
Scalar product OA .OB = 51
Angle ∠ AOB = 22°22'49″ = 0.3906 rad