Line slope calculator x-8y=-31


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[1; 4] and B[9; 5]

Calculation:

Slope: m = 0.125

Slope-intercept form of line: y = 0.125x+3.875

Canonical form of the line equation: x-8y+31 = 0

Parametric form of the line equation:
x = 8t+1
y = t+4      ; t ∈ R

Slope angle of line: φ = 7°7'30″ = 0.1244 rad

X intercept: x0 = -31

Y intercept: y0 = q = 3.875

Distance line from the origin: d0 = 3.8451

The length of the segment AB: |AB| = 8.0623

Vector: AB = (8; 1)

Normal vector: n = (1; -8)

Midpoint of the segment AB: M = [5; 4.5]

Perpendicular Bisector equation: 8x+y-44.5 = 0

Vector OA = (1; 4) ;   |OA| = 4.1231
Vector OB = (9; 5) ;   |OB| = 10.2956
Scalar product OA .OB = 29
Angle ∠ AOB = 46°54'33″ = 0.8187 rad