Line slope calculator 8x+3y=80
Straight line given by points A[7; 8] and B[10; 0]
Calculation:
Slope: m = -2.6667Slope-intercept form of line: y = -2.6667x+26.6667
Canonical form of the line equation: 8x+3y-80 = 0
Parametric form of the line equation:
x = 3t+7
y = -8t+8 ; t ∈ R
Slope angle of line: φ = -69°26'38″ = -1.212 rad
X intercept: x0 = 10
Y intercept: y0 = q = 26.6667
Distance line from the origin: d0 = 9.3633
The length of the segment AB: |AB| = 8.544
Vector: AB = (3; -8)
Normal vector: n = (8; 3)
Midpoint of the segment AB: M = [8.5; 4]
Perpendicular Bisector equation: 3x-8y+6.5 = 0
Vector OA = (7; 8) ; |OA| = 10.6301
Vector OB = (10; 0) ; |OB| = 10
Scalar product OA .OB = 70
Angle ∠ AOB = 48°48'51″ = 0.852 rad