You are building a roof for a shed. You know the base is 12 feet and the height is 8 feet. You need to know the area of the triangular roof section to order materials. You could calculate manually using the formula: Area = ½ × base × height = ½ × 12 × 8 = 48 square feet. Or you could use a triangle calculator to instantly show the area is 48 square feet. A triangle calculator performs geometric calculations involving triangles: finding areas, calculating missing sides and angles, applying the Pythagorean theorem, and solving various triangle problems. Triangle calculators are used by students learning geometry, construction workers and architects calculating measurements, engineers designing structures, and anyone working with triangular shapes. In this comprehensive guide, we will explore what triangle calculators are, how they work, their accuracy, and how to use them correctly. 1. What is a Triangle Calculator? A triangle calculator is a tool that performs mathematical calculations ...