The sum is composite because it is the same as multiplying the number by two.
Tell them what comes first and what comes last
Check the picture below.
so, to get the area of the triangles, we can simply run a perpendicular line from the top to the base, and end up with a right-triangle with a base of 22 and a hypotenuse of 34, let's find the altitude.

so then the surface area of the triangular prism is,
I plan on attending collage, and getting my masters degree. i would like to become a nurse! i want to be a nurse to help people and be able to know i’m doing something good!!
I think you add the numbers together.