45 45 90 Triangle Calculator
Calculate triangle sides, angles, area, perimeter, and special properties with step-by-step math for 45 45 90 Triangle.
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Triangle Inputs
Enter sides or base and height.
Calculated Area
12.00 sq units
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Triangle Tip
The sum of interior angles in any triangle in Euclidean plane is always exactly 180°.
Calculation Methodology & Details
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Methodology
Area = ½ × Base × Height
Uses exact trigonometric and geometric triangle formulas.
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Important Disclaimer
Calculations are intended for student practice and technical design.