Line slope calculator 3x-y=20


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[7; 1] and B[8; 4]

Calculation:

Slope: m = 3

Slope-intercept form of line: y = 3x-20

Canonical form of the line equation: 3x-y-20 = 0

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

Slope angle of line: φ = 71°33'54″ = 1.249 rad

X intercept: x0 = 6.6667

Y intercept: y0 = q = -20

Distance line from the origin: d0 = 6.3246

The length of the segment AB: |AB| = 3.1623

Vector: AB = (1; 3)

Normal vector: n = (3; -1)

Midpoint of the segment AB: M = [7.5; 2.5]

Perpendicular Bisector equation: x+3y-15 = 0

Vector OA = (7; 1) ;   |OA| = 7.0711
Vector OB = (8; 4) ;   |OB| = 8.9443
Scalar product OA .OB = 60
Angle ∠ AOB = 18°26'6″ = 0.3218 rad