Area of Triangle with Coordinates Shoelace formula. x₁ y₁ x₂ y₂ x₃ y₃ Area 6 Step-by-step with your numbers: 1. Values used: 2. x₁ = 0 3. y₁ = 0 4. x₂ = 4 5. y₂ = 0 6. x₃ = 2 7. y₃ = 3 8. Area = 6 Did we solve your problem today? 👍 Yes 👎 No Thanks for the feedback! Shoelace formula. FAQ Any triangle? Yes, any three non-collinear points. Related calculators Triangle Area Calculator Find a triangle's area from its base and height. Distance Calculator (2D) Find the distance between two 2D points.