Line slope calculator 9x-8y=1


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[1; 1] and B[9; 10]

Calculation:

Slope: m = 1.125

Slope-intercept form of line: y = 1.125x-0.125

Canonical form of the line equation: 9x-8y-1 = 0

Parametric form of the line equation:
x = 8t+1
y = 9t+1      ; t ∈ R

Slope angle of line: φ = 48°21'59″ = 0.8442 rad

X intercept: x0 = 0.1111

Y intercept: y0 = q = -0.125

Distance line from the origin: d0 = 0.083

The length of the segment AB: |AB| = 12.0416

Vector: AB = (8; 9)

Normal vector: n = (9; -8)

Midpoint of the segment AB: M = [5; 5.5]

Perpendicular Bisector equation: 8x+9y-89.5 = 0

Vector OA = (1; 1) ;   |OA| = 1.4142
Vector OB = (9; 10) ;   |OB| = 13.4536
Scalar product OA .OB = 19
Angle ∠ AOB = 3°46″ = 0.0526 rad