144k views
5 votes
How do I find the surface area of a a triangular prisim

2 Answers

1 vote
Top and Bottom Surface = 2(Length x Width)

4 Lateral Surface = 2(Length + Width) x Height

So, Surface area = 2(Length x Width) + 2(Length + Width) x Height
User Alex Robinson
by
8.8k points
3 votes
area = base x heights so you multiply all the sides together. 
User Fiter
by
7.0k points