Line slope calculator 3x+8y=43


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[1; 5] and B[9; 2]

Calculation:

Slope: m = -0.375

Slope-intercept form of line: y = -0.375x+5.375

Canonical form of the line equation: 3x+8y-43 = 0

Parametric form of the line equation:
x = 8t+1
y = -3t+5      ; t ∈ R

Slope angle of line: φ = -20°33'22″ = -0.3588 rad

X intercept: x0 = 14.3333

Y intercept: y0 = q = 5.375

Distance line from the origin: d0 = 5.0328

The length of the segment AB: |AB| = 8.544

Vector: AB = (8; -3)

Normal vector: n = (3; 8)

Midpoint of the segment AB: M = [5; 3.5]

Perpendicular Bisector equation: 8x-3y-29.5 = 0

Vector OA = (1; 5) ;   |OA| = 5.099
Vector OB = (9; 2) ;   |OB| = 9.2195
Scalar product OA .OB = 19
Angle ∠ AOB = 66°9'41″ = 1.1547 rad