Line slope calculator 9x+7y=70


Enter coordinates of two different points:

Straight line given by points A[0; 10] and B[7; 1]

Calculation:

Slope-intercept form of line: y = -1.2857x+10

Canonical form of the line equation: 9x+7y-70 = 0

Parametric form of the line equation:
x = 7t
y = -9t+10      ; t ∈ R

Slope: m = -1.2857

Slope angle of line: φ = -52°7'30″ = -0.9098 rad

X intercept: x0 = 7.7778

Y intercept: y0 = q = 10

Distance line from the origin: d0 = 6.1394

The length of the segment AB: |AB| = 11.4018

Vector: AB = (7; -9)

Normal vector: n = (9; 7)

Midpoint of the segment AB: M = [3.5; 5.5]

Perpendicular Bisector equation: 7x-9y+25 = 0


Vector OA = (0; 10) ;   |OA| = 10
Vector OB = (7; 1) ;   |OB| = 7.0711
Scalar product OA .OB = 10
Angle ∠ AOB = 81°52'12″ = 1.4289 rad