Line slope calculator 7x+6y=69
Straight line given by points A[3; 8] and B[9; 1]
Calculation:
Slope: m = -1.1667Slope-intercept form of line: y = -1.1667x+11.5
Canonical form of the line equation: 7x+6y-69 = 0
Parametric form of the line equation:
x = 6t+3
y = -7t+8 ; t ∈ R
Slope angle of line: φ = -49°23'55″ = -0.8622 rad
X intercept: x0 = 9.8571
Y intercept: y0 = q = 11.5
Distance line from the origin: d0 = 7.4841
The length of the segment AB: |AB| = 9.2195
Vector: AB = (6; -7)
Normal vector: n = (7; 6)
Midpoint of the segment AB: M = [6; 4.5]
Perpendicular Bisector equation: 6x-7y-4.5 = 0
Vector OA = (3; 8) ; |OA| = 8.544
Vector OB = (9; 1) ; |OB| = 9.0554
Scalar product OA .OB = 35
Angle ∠ AOB = 63°6'14″ = 1.1014 rad