Line slope calculator 8x-9y=-18
Straight line given by points A[0; 2] and B[9; 10]
Calculation:
Slope: m = 0.8889Slope-intercept form of line: y = 0.8889x+2
Canonical form of the line equation: 8x-9y+18 = 0
Parametric form of the line equation:
x = 9t
y = 8t+2 ; t ∈ R
Slope angle of line: φ = 41°38'1″ = 0.7266 rad
X intercept: x0 = -2.25
Y intercept: y0 = q = 2
Distance line from the origin: d0 = 1.4948
The length of the segment AB: |AB| = 12.0416
Vector: AB = (9; 8)
Normal vector: n = (8; -9)
Midpoint of the segment AB: M = [4.5; 6]
Perpendicular Bisector equation: 9x+8y-88.5 = 0
Vector OA = (0; 2) ; |OA| = 2
Vector OB = (9; 10) ; |OB| = 13.4536
Scalar product OA .OB = 20
Angle ∠ AOB = 41°59'14″ = 0.7328 rad