Line slope calculator 7x-y=20
Straight line given by points A[3; 1] and B[4; 8]
Calculation:
Slope: m = 7Slope-intercept form of line: y = 7x-20
Canonical form of the line equation: 7x-y-20 = 0
Parametric form of the line equation:
x = t+3
y = 7t+1 ; t ∈ R
Slope angle of line: φ = 81°52'12″ = 1.4289 rad
X intercept: x0 = 2.8571
Y intercept: y0 = q = -20
Distance line from the origin: d0 = 2.8284
The length of the segment AB: |AB| = 7.0711
Vector: AB = (1; 7)
Normal vector: n = (7; -1)
Midpoint of the segment AB: M = [3.5; 4.5]
Perpendicular Bisector equation: x+7y-35 = 0
Vector OA = (3; 1) ; |OA| = 3.1623
Vector OB = (4; 8) ; |OB| = 8.9443
Scalar product OA .OB = 20
Angle ∠ AOB = 45° = 0.7854 rad