🔺 Triangle Calculator
Side A
Side B
Side C
Calculation Results
Enter values and click any button to get started!
💡 Tip
Enter any 3 values (sides/angles) to calculate unknown values
⚡ Fast
Instant calculations with real-time validation
📚 Learn
Detailed solution steps available
📖 How to Use the Triangle Calculator
Step 1: Input Values
Enter the lengths of all three sides of the triangle in the input fields labeled "Side A", "Side B", and "Side C".
Step 2: Choose Calculation
Click any of the four operation buttons:
- 📐 Calculate Area - Uses Heron's formula
- 📏 Find Perimeter - Sum of all sides
- 🔍 Identify Type - Determines triangle type
- 📐 Right Angle Check - Verifies Pythagoras theorem
Step 3: Understand Results
View results in the calculation card below the buttons. Results include:
- Area calculations with intermediate steps
- Perimeter value
- Triangle type classification
- Right angle verification
Step 4: Reset or New Calculation
Use the yellow "Clear" button in the top-right corner to:
- Reset all input fields
- Clear previous results
- Start new calculations
Formulas Used
Perimeter: P = a + b + c
Area (Heron's Formula):
s = (a+b+c)/2
Area = √[s(s-a)(s-b)(s-c)]
Right Angle Check: a² + b² = c²
This calculator is incredibly accurate! Helped me track my fitness journey effectively.
Love the user interface and detailed explanations. Great work!