Task: Question Answering
Input (English): how to find the lateral surface area of a triangle
Output (English): Image result for how to figure lateral surface area of a triangle    To find the lateral surface area of a pyramid, you can find the area of each triangle, A = 1/2bh or A = 1/2lw, then multiply by the number of triangles, which would be based on the number of sides of the base; or you can take half the perimeter and multiply by the slant height.