Line slope calculator 9x-7y=20


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[3; 1] and B[10; 10]

Calculation:

Slope: m = 1.2857

Slope-intercept form of line: y = 1.2857x-2.8571

Canonical form of the line equation: 9x-7y-20 = 0

Parametric form of the line equation:
x = 7t+3
y = 9t+1      ; t ∈ R

Slope angle of line: φ = 52°7'30″ = 0.9098 rad

X intercept: x0 = 2.2222

Y intercept: y0 = q = -2.8571

Distance line from the origin: d0 = 1.7541

The length of the segment AB: |AB| = 11.4018

Vector: AB = (7; 9)

Normal vector: n = (9; -7)

Midpoint of the segment AB: M = [6.5; 5.5]

Perpendicular Bisector equation: 7x+9y-95 = 0

Vector OA = (3; 1) ;   |OA| = 3.1623
Vector OB = (10; 10) ;   |OB| = 14.1421
Scalar product OA .OB = 40
Angle ∠ AOB = 26°33'54″ = 0.4636 rad