App info
- Installs
- 0+
- Category
- Education
- Content rating
- Everyone
- Version
- 1.0
- Released
- Sep 27, 2026
- Last updated
- 27 Sept 2026
- In-app purchases
- No
- Contains ads
- No
- Promo video
- No
- Requires Android
- 7.0
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About this app
Solve any triangle step by step. Calculate sides, angles, area, height & more.
Read full description
Master geometry and trigonometry instantly with Triangle Calculator, the all-in-one triangle solver designed for students, engineers, architects, and math enthusiasts. Whether you are solving tricky math homework or designing a real-world structure, get instant answers alongside detailed, step-by-step mathematical solutions. Simply choose your triangle type, enter your known values, and let the app handle the rest! 4 SPECIALIZED TRIANGLE SOLVERS IN ONE APP Unlike basic trigonometry tools, this app optimizes calculations based on specific triangle properties: • Scalene Triangle: Solve irregular triangles using SSS, SAS, ASA, AAS, or SSA (ambiguous cases handled automatically). • Right-Angled Triangle: Fast-track calculations with the Pythagorean Theorem and trigonometric ratios (sin, cos, tan). • Isosceles Triangle: Compute using base, equal legs, heights, and symmetrical vertex angles. • Equilateral Triangle: Instant, ultra-accurate solutions using just one known side, height, area, or perimeter. COMPREHENSIVE GEOMETRIC PARAMETERS Enter your known sides or angles, and calculate every missing parameter with complete mathematical precision: • Sides & Angles: Side lengths (a, b, c) and interior angles (alpha, beta, gamma) in degrees or radians. • Area & Perimeter: Automatic computation using Heron’s formula, base-height method, and semi-perimeter (s). • Altitudes (Heights): Individual heights corresponding to each base (ha, hb, hc). • Medians: Precise median segment lengths from vertices to opposite side midpoints (ma, mb, mc). • Angle Bisectors: Exact lengths of internal bisectors (ta, tb, tc). • Circles & Radii: Inradius (r) and Circumradius (R). WHY STUDENTS & PROFESSIONALS CHOOSE US • Step-by-Step Explanations: Don't just get the final answer—understand how it was solved. Perfect for learning and checking homework. • Smart Validation & Error Detection: Immediate warnings for impossible geometric configurations or non-existent triangles. • Formula Transparency: See the exact formulas applied, including the Law of Sines, Law of Cosines, Heron’s Formula, and Apollonius' Theorem. • Offline Functionality: Solve complex geometry problems anywhere without needing an active internet connection. • Clean, Intuitive UI: Clear input fields and high-contrast result summaries make calculations effortless. Whether you're studying high school geometry, preparing for college exams, or drafting construction plans, Triangle Calculator provides the accuracy, speed, and learning clarity you need. Download now and make geometry simple!