Line slope calculator 2x+y=19
Straight line given by points A[7; 5] and B[8; 3]
Calculation:
Slope: m = -2Slope-intercept form of line: y = -2x+19
Canonical form of the line equation: 2x+y-19 = 0
Parametric form of the line equation:
x = t+7
y = -2t+5 ; t ∈ R
Slope angle of line: φ = -63°26'6″ = -1.1071 rad
X intercept: x0 = 9.5
Y intercept: y0 = q = 19
Distance line from the origin: d0 = 8.4971
The length of the segment AB: |AB| = 2.2361
Vector: AB = (1; -2)
Normal vector: n = (2; 1)
Midpoint of the segment AB: M = [7.5; 4]
Perpendicular Bisector equation: x-2y+0.5 = 0
Vector OA = (7; 5) ; |OA| = 8.6023
Vector OB = (8; 3) ; |OB| = 8.544
Scalar product OA .OB = 71
Angle ∠ AOB = 14°58'54″ = 0.2615 rad