Line slope calculator x+7y=9
Straight line given by points A[2; 1] and B[9; 0]
Calculation:
Slope: m = -0.1429Slope-intercept form of line: y = -0.1429x+1.2857
Canonical form of the line equation: x+7y-9 = 0
Parametric form of the line equation:
x = 7t+2
y = -t+1 ; t ∈ R
Slope angle of line: φ = -8°7'48″ = -0.1419 rad
X intercept: x0 = 9
Y intercept: y0 = q = 1.2857
Distance line from the origin: d0 = 1.2728
The length of the segment AB: |AB| = 7.0711
Vector: AB = (7; -1)
Normal vector: n = (1; 7)
Midpoint of the segment AB: M = [5.5; 0.5]
Perpendicular Bisector equation: 7x-y-38 = 0
Vector OA = (2; 1) ; |OA| = 2.2361
Vector OB = (9; 0) ; |OB| = 9
Scalar product OA .OB = 18
Angle ∠ AOB = 26°33'54″ = 0.4636 rad