APKStore

Free💲 (see ⭐ below)

The only triangle solver that draws the values you enter and enters the values you draw.

Perfect For:
• Geometry teachers and students 🎓
• Machinists and engineers ⚙️
• Physics and astronomy 🪐
• Surveying 🌲
• Construction and carpentry projects 🚧
• Navigation and orienteering ⛵
• Anyone solving triangles 📐

Both solve for AND ENTER: ✅
• Sides
• Angles
• Vertices
• All 3 Heights
• Perimeter
• Area
• Multiple Centers

Key Features: 🔑
• Solve ambiguous triangles.
• Categorize scalene, isosceles, equilateral triangles.
• Categorize acute, right, and obtuse triangles.
• Inverse math solutions.
• Partial math solutions.
• Translate, rotate, reflect and dilate transformations.

Drawing Features: ✏️
• User drawable sides, angles and vertices.
• Automatic viewport center, zoom and orientation.
• Precision aware drawing granularity.
• Axis lock on xy and rθ vertices.
• Zoom and pan graphics.

Numeric Features: 1️⃣2️⃣3️⃣
• 15 angle units. (deg°, rad, d°m's", % grade, 𝜏, +...)
• Metric, SAE, and universal length units.
• Automatic unit conversion.
• Long press icon expression entry (7+9/32).
• Configurable precision.
• Optional zero and negative geometry.
• Numerically stable trigonometry calculation.
• Integrated xy and rθ coordinate systems.

Interface Features: 📱
• Long press angle icon for right triangle.
• Individual value memory.
• Numeric and graphic relationship visualization.
• Instant solutions without a calculate key.
• Automatic triangle solution type detection.
• Dynamic adjustment of field sizes.
• Live and restorable settings.
• Visually educational icons.
• Dark background to reduce eye strain.
• Portrait and landscape displays.
• Tabbed display lecture option.
• Save and restore triangles.

Additional Features: 📎
• No ads.
• No In-app purchases.
• No subscription costs.
• No app permissions.
• No internet required after download.
• Available in over 35 languages.
• Free download days.
• Free email support.

You have found the best triangle solver.

(⭐) Contact the developer by email and request a promotion code for your 100% free and fully functional download. Your email will not be sold or shared.

✉️: bessermt@gmail.com

All paid downloads are considered donations and help keep the app ad-free.

Reviews with constructive feedback help improve the app and are appreciated. Positive rankings help promote math literacy in underserved communities.

In memory of my geometry teacher Mr. Robert Wegner.