Line slope calculator 9x+2y=65
Straight line given by points A[5; 10] and B[7; 1]
Calculation:
Slope: m = -4.5Slope-intercept form of line: y = -4.5x+32.5
Canonical form of the line equation: 9x+2y-65 = 0
Parametric form of the line equation:
x = 2t+5
y = -9t+10 ; t ∈ R
Slope angle of line: φ = -77°28'16″ = -1.3521 rad
X intercept: x0 = 7.2222
Y intercept: y0 = q = 32.5
Distance line from the origin: d0 = 7.0502
The length of the segment AB: |AB| = 9.2195
Vector: AB = (2; -9)
Normal vector: n = (9; 2)
Midpoint of the segment AB: M = [6; 5.5]
Perpendicular Bisector equation: 2x-9y+37.5 = 0
Vector OA = (5; 10) ; |OA| = 11.1803
Vector OB = (7; 1) ; |OB| = 7.0711
Scalar product OA .OB = 45
Angle ∠ AOB = 55°18'17″ = 0.9653 rad