A = 1 2 b h, where b is the base of the triangle and h is its height. This formula can be used to calculate the area of an equilateral triangle since it applies to triangles of all sizes and shapes.

Learn how to find the surface area of a triangular prism, and see examples that walk through sample problems step-by-step for you to improve your math knowledge and skills.

Learn what the areas of triangles and rectangles are. Learn how to find the area of a triangle or a rectangle by discovering the formulas for their...

Learn how to find the areas of parallelograms, triangles, and trapezoids. Discover the similarities, differences, and relationships between these shapes.

Learn how to find the area of an isosceles triangle. Discover the isosceles triangle formula and use it to calculate unknown side lengths of an isosceles triangle.

You need to measure the area of the triangular surface. If your triangle has a base of 4 feet and a height of 3 feet, what will the area be for the surface of the triangle? Did you get 6 square feet?

Learn the definition of a triangle in geometry. Learn about the parts of triangles and different types of triangles. Discover how to find the area of a triangle.

Area of a Triangle: One way to find the area of a triangle is given by the formula: A = 1 2 b h where b is the base and h is the height of the triangle.

Learn how to find the height of a triangle. See various methods and cases and learn how to determine the height of the triangle using a formula for each with examples.

Discover the meaning of basic and irregular shapes, calculation of area and surface area of irregular shapes, and two-dimensional and three-dimensional shapes.