Line slope calculator 8x+7y=86


Enter coordinates of two different points:

Straight line given by points A[2; 10] and B[9; 2]

Calculation:

Slope-intercept form of line: y = -1.1429x+12.2857

Canonical form of the line equation: 8x+7y-86 = 0

Parametric form of the line equation:
x = 7t+2
y = -8t+10      ; t ∈ R

Slope: m = -1.1429

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

X intercept: x0 = 10.75

Y intercept: y0 = q = 12.2857

Distance line from the origin: d0 = 8.0902

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

Vector: AB = (7; -8)

Normal vector: n = (8; 7)

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

Perpendicular Bisector equation: 7x-8y+9.5 = 0


Vector OA = (2; 10) ;   |OA| = 10.198
Vector OB = (9; 2) ;   |OB| = 9.2195
Scalar product OA .OB = 38
Angle ∠ AOB = 66°9'41″ = 1.1547 rad