Line slope calculator 2x+7y=28
Straight line given by points A[0; 4] and B[7; 2]
Calculation:
Slope: m = -0.2857Slope-intercept form of line: y = -0.2857x+4
Canonical form of the line equation: 2x+7y-28 = 0
Parametric form of the line equation:
x = 7t
y = -2t+4 ; t ∈ R
Slope angle of line: φ = -15°56'43″ = -0.2783 rad
X intercept: x0 = 14
Y intercept: y0 = q = 4
Distance line from the origin: d0 = 3.8461
The length of the segment AB: |AB| = 7.2801
Vector: AB = (7; -2)
Normal vector: n = (2; 7)
Midpoint of the segment AB: M = [3.5; 3]
Perpendicular Bisector equation: 7x-2y-18.5 = 0
Vector OA = (0; 4) ; |OA| = 4
Vector OB = (7; 2) ; |OB| = 7.2801
Scalar product OA .OB = 8
Angle ∠ AOB = 74°3'17″ = 1.2925 rad