Line slope calculator 9x-7y=11
Straight line given by points A[2; 1] and B[9; 10]
Calculation:
Slope: m = 1.2857Slope-intercept form of line: y = 1.2857x-1.5714
Canonical form of the line equation: 9x-7y-11 = 0
Parametric form of the line equation:
x = 7t+2
y = 9t+1 ; t ∈ R
Slope angle of line: φ = 52°7'30″ = 0.9098 rad
X intercept: x0 = 1.2222
Y intercept: y0 = q = -1.5714
Distance line from the origin: d0 = 0.9648
The length of the segment AB: |AB| = 11.4018
Vector: AB = (7; 9)
Normal vector: n = (9; -7)
Midpoint of the segment AB: M = [5.5; 5.5]
Perpendicular Bisector equation: 7x+9y-88 = 0
Vector OA = (2; 1) ; |OA| = 2.2361
Vector OB = (9; 10) ; |OB| = 13.4536
Scalar product OA .OB = 28
Angle ∠ AOB = 21°26'52″ = 0.3743 rad