Line slope calculator 9x+2y=83
Straight line given by points A[7; 10] and B[9; 1]
Calculation:
Slope: m = -4.5Slope-intercept form of line: y = -4.5x+41.5
Canonical form of the line equation: 9x+2y-83 = 0
Parametric form of the line equation:
x = 2t+7
y = -9t+10 ; t ∈ R
Slope angle of line: φ = -77°28'16″ = -1.3521 rad
X intercept: x0 = 9.2222
Y intercept: y0 = q = 41.5
Distance line from the origin: d0 = 9.0026
The length of the segment AB: |AB| = 9.2195
Vector: AB = (2; -9)
Normal vector: n = (9; 2)
Midpoint of the segment AB: M = [8; 5.5]
Perpendicular Bisector equation: 2x-9y+33.5 = 0
Vector OA = (7; 10) ; |OA| = 12.2066
Vector OB = (9; 1) ; |OB| = 9.0554
Scalar product OA .OB = 73
Angle ∠ AOB = 48°40'4″ = 0.8494 rad