Line slope calculator 7x+y=57


Enter the coordinates of two different points:
Line slope diagram

Straight line given by points A[7; 8] and B[8; 1]

Calculation:

Slope: m = -7

Slope-intercept form of line: y = -7x+57

Canonical form of the line equation: 7x+y-57 = 0

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

Slope angle of line: φ = -81°52'12″ = -1.4289 rad

X intercept: x0 = 8.1429

Y intercept: y0 = q = 57

Distance line from the origin: d0 = 8.061

The length of the segment AB: |AB| = 7.0711

Vector: AB = (1; -7)

Normal vector: n = (7; 1)

Midpoint of the segment AB: M = [7.5; 4.5]

Perpendicular Bisector equation: x-7y+24 = 0

Vector OA = (7; 8) ;   |OA| = 10.6301
Vector OB = (8; 1) ;   |OB| = 8.0623
Scalar product OA .OB = 64
Angle ∠ AOB = 41°41'21″ = 0.7276 rad