Triangle Area Calculator

Fantazey App

Contains ads

About this app

Easily calculate the area of any triangle — right, equilateral, or isosceles — using 18 built-in formulas. Whether you're a student, engineer, or just curious, this app gives fast and accurate results based on the values you know.

✅ Find answers to real questions like:
• How to find the area of a triangle with 3 sides?
• How to calculate area using 2 sides and the angle between?
• How to find the area of a triangle with a base and height?
• How to use the radius of an inscribed or circumscribed circle?
• How to calculate area of a right triangle using legs or hypotenuse?
• How to apply Heron’s formula?

💡 Supported triangle types:
• Right triangle
• Isosceles triangle
• Equilateral triangle
• Any custom triangle

📐 Supported formulas:
• Base and height
• Two sides and included angle
• Heron's formula (3 sides)
• One side and two angles
• Using radius of inscribed or circumscribed circle
• Using trigonometric functions (sine, cosine, tangent)
• Using segments formed by the incircle
• Hypotenuse and radius (right triangle)

🎯 Features:
• Clean interface, fast results
• Ideal for geometry homework or quick field use

🌍 Multilingual support

Download now and never wonder “how do I find the area of a triangle?” again.

**Keywords:** triangle area, triangle calculator, geometry, heron’s formula, triangle sides, base and height, sine formula, triangle app, right triangle, isosceles triangle, equilateral triangle, math helper, area calculator.

What’s new

The target API level has been changed to meet Google Play requirements.