Line slope calculator 2x+y=9


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[2; 5] and B[3; 3]

Calculation:

Slope: m = -2

Slope-intercept form of line: y = -2x+9

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

Parametric form of the line equation:
x = t+2
y = -2t+5      ; t ∈ R

Slope angle of line: φ = -63°26'6″ = -1.1071 rad

X intercept: x0 = 4.5

Y intercept: y0 = q = 9

Distance line from the origin: d0 = 4.0249

The length of the segment AB: |AB| = 2.2361

Vector: AB = (1; -2)

Normal vector: n = (2; 1)

Midpoint of the segment AB: M = [2.5; 4]

Perpendicular Bisector equation: x-2y+5.5 = 0

Vector OA = (2; 5) ;   |OA| = 5.3852
Vector OB = (3; 3) ;   |OB| = 4.2426
Scalar product OA .OB = 21
Angle ∠ AOB = 23°11'55″ = 0.4049 rad