Line slope calculator 9x+2y=20
Straight line given by points A[0; 10] and B[2; 1]
Calculation:
Slope: m = -4.5Slope-intercept form of line: y = -4.5x+10
Canonical form of the line equation: 9x+2y-20 = 0
Parametric form of the line equation:
x = 2t
y = -9t+10 ; t ∈ R
Slope angle of line: φ = -77°28'16″ = -1.3521 rad
X intercept: x0 = 2.2222
Y intercept: y0 = q = 10
Distance line from the origin: d0 = 2.1693
The length of the segment AB: |AB| = 9.2195
Vector: AB = (2; -9)
Normal vector: n = (9; 2)
Midpoint of the segment AB: M = [1; 5.5]
Perpendicular Bisector equation: 2x-9y+47.5 = 0
Vector OA = (0; 10) ; |OA| = 10
Vector OB = (2; 1) ; |OB| = 2.2361
Scalar product OA .OB = 10
Angle ∠ AOB = 63°26'6″ = 1.1071 rad