Line slope calculator 3x-y=21
Straight line given by points A[7; 0] and B[8; 3]
Calculation:
Slope: m = 3Slope-intercept form of line: y = 3x-21
Canonical form of the line equation: 3x-y-21 = 0
Parametric form of the line equation:
x = t+7
y = 3t ; t ∈ R
Slope angle of line: φ = 71°33'54″ = 1.249 rad
X intercept: x0 = 7
Y intercept: y0 = q = -21
Distance line from the origin: d0 = 6.6408
The length of the segment AB: |AB| = 3.1623
Vector: AB = (1; 3)
Normal vector: n = (3; -1)
Midpoint of the segment AB: M = [7.5; 1.5]
Perpendicular Bisector equation: x+3y-12 = 0
Vector OA = (7; 0) ; |OA| = 7
Vector OB = (8; 3) ; |OB| = 8.544
Scalar product OA .OB = 56
Angle ∠ AOB = 20°33'22″ = 0.3588 rad