Line slope calculator 4x+y=8


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[0; 8] and B[1; 4]

Calculation:

Slope: m = -4

Slope-intercept form of line: y = -4x+8

Canonical form of the line equation: 4x+y-8 = 0

Parametric form of the line equation:
x = t
y = -4t+8      ; t ∈ R

Slope angle of line: φ = -75°57'50″ = -1.3258 rad

X intercept: x0 = 2

Y intercept: y0 = q = 8

Distance line from the origin: d0 = 1.9403

The length of the segment AB: |AB| = 4.1231

Vector: AB = (1; -4)

Normal vector: n = (4; 1)

Midpoint of the segment AB: M = [0.5; 6]

Perpendicular Bisector equation: x-4y+23.5 = 0

Vector OA = (0; 8) ;   |OA| = 8
Vector OB = (1; 4) ;   |OB| = 4.1231
Scalar product OA .OB = 32
Angle ∠ AOB = 14°2'10″ = 0.245 rad