Line slope calculator 2x+9y=20


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[1; 2] and B[10; 0]

Calculation:

Slope: m = -0.2222

Slope-intercept form of line: y = -0.2222x+2.2222

Canonical form of the line equation: 2x+9y-20 = 0

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

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

X intercept: x0 = 10

Y intercept: y0 = q = 2.2222

Distance line from the origin: d0 = 2.1693

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; 1]

Perpendicular Bisector equation: 9x-2y-47.5 = 0

Vector OA = (1; 2) ;   |OA| = 2.2361
Vector OB = (10; 0) ;   |OB| = 10
Scalar product OA .OB = 10
Angle ∠ AOB = 63°26'6″ = 1.1071 rad