Line slope calculator 5x+9y=72


Enter coordinates of two different points:

Straight line given by points A[0; 8] and B[9; 3]

Calculation:

Slope-intercept form of line: y = -0.5556x+8

Canonical form of the line equation: 5x+9y-72 = 0

Parametric form of the line equation:
x = 9t
y = -5t+8      ; t ∈ R

Slope: m = -0.5556

Slope angle of line: φ = -29°3'17″ = -0.5071 rad

X intercept: x0 = 14.4

Y intercept: y0 = q = 8

Distance line from the origin: d0 = 6.9933

The length of the segment AB: |AB| = 10.2956

Vector: AB = (9; -5)

Normal vector: n = (5; 9)

Midpoint of the segment AB: M = [4.5; 5.5]

Perpendicular Bisector equation: 9x-5y-13 = 0


Vector OA = (0; 8) ;   |OA| = 8
Vector OB = (9; 3) ;   |OB| = 9.4868
Scalar product OA .OB = 24
Angle ∠ AOB = 71°33'54″ = 1.249 rad