Line slope calculator 4x-5y=-8


Enter coordinates of two different points:

Straight line given by points A[3; 4] and B[8; 8]

Calculation:

Slope-intercept form of line: y = 0.8x+1.6

Canonical form of the line equation: 4x-5y+8 = 0

Parametric form of the line equation:
x = 5t+3
y = 4t+4      ; t ∈ R

Slope: m = 0.8

Slope angle of line: φ = 38°39'35″ = 0.6747 rad

X intercept: x0 = -2

Y intercept: y0 = q = 1.6

Distance line from the origin: d0 = 1.2494

The length of the segment AB: |AB| = 6.4031

Vector: AB = (5; 4)

Normal vector: n = (4; -5)

Midpoint of the segment AB: M = [5.5; 6]

Perpendicular Bisector equation: 5x+4y-51.5 = 0


Vector OA = (3; 4) ;   |OA| = 5
Vector OB = (8; 8) ;   |OB| = 11.3137
Scalar product OA .OB = 56
Angle ∠ AOB = 8°7'48″ = 0.1419 rad