Line slope calculator x+2y=9
Straight line given by points A[1; 4] and B[3; 3]
Calculation:
Slope: m = -0.5Slope-intercept form of line: y = -0.5x+4.5
Canonical form of the line equation: x+2y-9 = 0
Parametric form of the line equation:
x = 2t+1
y = -t+4 ; t ∈ R
Slope angle of line: φ = -26°33'54″ = -0.4636 rad
X intercept: x0 = 9
Y intercept: y0 = q = 4.5
Distance line from the origin: d0 = 4.0249
The length of the segment AB: |AB| = 2.2361
Vector: AB = (2; -1)
Normal vector: n = (1; 2)
Midpoint of the segment AB: M = [2; 3.5]
Perpendicular Bisector equation: 2x-y-0.5 = 0
Vector OA = (1; 4) ; |OA| = 4.1231
Vector OB = (3; 3) ; |OB| = 4.2426
Scalar product OA .OB = 15
Angle ∠ AOB = 30°57'50″ = 0.5404 rad