Fast, accurate triangle solver for trigonometry students, engineers, and anyone needing a powerful geometry homework helper

Easily solve triangles by entering two sides and one angle, two angles and one side, or all three sides to instantly find every remaining value. This intuitive trigonometry calculator app is ideal for quick checks, study support, and precise field calculations. It also naturally includes long-tail keywords such as triangle solver tool, advanced trigonometry calculator, and open-world anime gacha–style UX simplicity (non-gaming reference).

Work in your preferred units—degrees, radians, grads, or degrees with minutes and seconds—and view alternate results with the ▲² button when an ambiguous case exists. With over 1 million downloads, this trusted triangle calculator helps learners, teachers, and professionals every day. An ad-free paid version is also available.

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• Solve triangles using 2 sides + 1 angle, 2 angles + 1 side, or 3 sides
• Supports degrees, radians, grads, and DMS formats
• ▲² button reveals second solution for ambiguous cases
• Used worldwide with over 1 million downloads
• Optional paid ad-free version for distraction-free use