Calculators · Geometry and mensuration
Coordinate geometry
Distance, midpoint, a point dividing a line in a ratio, the slope and equation of a line, and a triangle's area.
Distance = 5
The working
- Across: x₂ − x₁ = 4 − 1 = 3. Up: y₂ − y₁ = 6 − 2 = 4.
- d = √(3² + 4²) = √(9 + 16) = √25 = 5.