Line slope calculator 2x-9y=-25


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[1; 3] and B[10; 5]

Calculation:

Slope: m = 0.2222

Slope-intercept form of line: y = 0.2222x+2.7778

Canonical form of the line equation: 2x-9y+25 = 0

Parametric form of the line equation:
x = 9t+1
y = 2t+3      ; t ∈ R

Slope angle of line: φ = 12°31'44″ = 0.2187 rad

X intercept: x0 = -12.5

Y intercept: y0 = q = 2.7778

Distance line from the origin: d0 = 2.7116

The length of the segment AB: |AB| = 9.2195

Vector: AB = (9; 2)

Normal vector: n = (2; -9)

Midpoint of the segment AB: M = [5.5; 4]

Perpendicular Bisector equation: 9x+2y-57.5 = 0

Vector OA = (1; 3) ;   |OA| = 3.1623
Vector OB = (10; 5) ;   |OB| = 11.1803
Scalar product OA .OB = 25
Angle ∠ AOB = 45° = 0.7854 rad