Line slope calculator 5x+2y=21
Straight line given by points A[1; 8] and B[3; 3]
Calculation:
Slope: m = -2.5Slope-intercept form of line: y = -2.5x+10.5
Canonical form of the line equation: 5x+2y-21 = 0
Parametric form of the line equation:
x = 2t+1
y = -5t+8 ; t ∈ R
Slope angle of line: φ = -68°11'55″ = -1.1903 rad
X intercept: x0 = 4.2
Y intercept: y0 = q = 10.5
Distance line from the origin: d0 = 3.8996
The length of the segment AB: |AB| = 5.3852
Vector: AB = (2; -5)
Normal vector: n = (5; 2)
Midpoint of the segment AB: M = [2; 5.5]
Perpendicular Bisector equation: 2x-5y+23.5 = 0
Vector OA = (1; 8) ; |OA| = 8.0623
Vector OB = (3; 3) ; |OB| = 4.2426
Scalar product OA .OB = 27
Angle ∠ AOB = 37°52'30″ = 0.661 rad