Line slope calculator x-9y=-9


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[0; 1] and B[9; 2]

Calculation:

Slope: m = 0.1111

Slope-intercept form of line: y = 0.1111x+1

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

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

Slope angle of line: φ = 6°20'25″ = 0.1107 rad

X intercept: x0 = -9

Y intercept: y0 = q = 1

Distance line from the origin: d0 = 0.9939

The length of the segment AB: |AB| = 9.0554

Vector: AB = (9; 1)

Normal vector: n = (1; -9)

Midpoint of the segment AB: M = [4.5; 1.5]

Perpendicular Bisector equation: 9x+y-42 = 0

Vector OA = (0; 1) ;   |OA| = 1
Vector OB = (9; 2) ;   |OB| = 9.2195
Scalar product OA .OB = 2
Angle ∠ AOB = 77°28'16″ = 1.3521 rad