Line slope calculator 8x+7y=80


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[3; 8] and B[10; 0]

Calculation:

Slope: m = -1.1429

Slope-intercept form of line: y = -1.1429x+11.4286

Canonical form of the line equation: 8x+7y-80 = 0

Parametric form of the line equation:
x = 7t+3
y = -8t+8      ; t ∈ R

Slope angle of line: φ = -48°48'51″ = -0.852 rad

X intercept: x0 = 10

Y intercept: y0 = q = 11.4286

Distance line from the origin: d0 = 7.5258

The length of the segment AB: |AB| = 10.6301

Vector: AB = (7; -8)

Normal vector: n = (8; 7)

Midpoint of the segment AB: M = [6.5; 4]

Perpendicular Bisector equation: 7x-8y-13.5 = 0

Vector OA = (3; 8) ;   |OA| = 8.544
Vector OB = (10; 0) ;   |OB| = 10
Scalar product OA .OB = 30
Angle ∠ AOB = 69°26'38″ = 1.212 rad