Line slope calculator 2x-7y=-21
Straight line given by points A[0; 3] and B[7; 5]
Calculation:
Slope: m = 0.2857Slope-intercept form of line: y = 0.2857x+3
Canonical form of the line equation: 2x-7y+21 = 0
Parametric form of the line equation:
x = 7t
y = 2t+3 ; t ∈ R
Slope angle of line: φ = 15°56'43″ = 0.2783 rad
X intercept: x0 = -10.5
Y intercept: y0 = q = 3
Distance line from the origin: d0 = 2.8846
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; 4]
Perpendicular Bisector equation: 7x+2y-32.5 = 0
Vector OA = (0; 3) ; |OA| = 3
Vector OB = (7; 5) ; |OB| = 8.6023
Scalar product OA .OB = 15
Angle ∠ AOB = 54°27'44″ = 0.9505 rad