Line slope calculator 2x+9y=18


Enter coordinates of two different points:

Straight line given by points A[0; 2] and B[9; 0]

Calculation:

Slope-intercept form of line: y = -0.2222x+2

Canonical form of the line equation: 2x+9y-18 = 0

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

Slope: m = -0.2222

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

X intercept: x0 = 9

Y intercept: y0 = q = 2

Distance line from the origin: d0 = 1.9524

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

Vector: AB = (9; -2)

Normal vector: n = (2; 9)

Midpoint of the segment AB: M = [4.5; 1]

Perpendicular Bisector equation: 9x-2y-38.5 = 0


Vector OA = (0; 2) ;   |OA| = 2
Vector OB = (9; 0) ;   |OB| = 9
Scalar product OA .OB = 0
Angle ∠ AOB = 90° = 1.5708 rad