Line slope calculator 9x-y=71


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[8; 1] and B[9; 10]

Calculation:

Slope: m = 9

Slope-intercept form of line: y = 9x-71

Canonical form of the line equation: 9x-y-71 = 0

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

Slope angle of line: φ = 83°39'35″ = 1.4601 rad

X intercept: x0 = 7.8889

Y intercept: y0 = q = -71

Distance line from the origin: d0 = 7.8406

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

Vector: AB = (1; 9)

Normal vector: n = (9; -1)

Midpoint of the segment AB: M = [8.5; 5.5]

Perpendicular Bisector equation: x+9y-58 = 0

Vector OA = (8; 1) ;   |OA| = 8.0623
Vector OB = (9; 10) ;   |OB| = 13.4536
Scalar product OA .OB = 82
Angle ∠ AOB = 40°53'16″ = 0.7136 rad