How do you calculate surface area of triangle

- How to calculate the surface area of a triangle
- How to calculate surface area of triangular prism
- How do you calculate the surface area of a triangular prism
- How to calculate surface area of triangles
- How to calculate surface area of 3d triangle
- How to calculate surface area of right triangle
- How to calculate surface area of equilateral triangle
- How do i calculate the surface area of a triangle
- How to calculate surface area of right angle triangle