What is the surface area of this triangular prism with a length of 10 cm, a base of 6 and a height is 4.

Question

anonymous · Answer

Please help me!!! I've been stuck on this for a while now, I just don't get the whole surface area thing😢🌽😭

directrix · Answer

The surface area is the sum of the areas of the three lateral faces added to each of the bases to get the total area.

Total area = p*h + 2*B where p is the perimeter of the triangular base, h is the height of the prism, and B is the area of the Base.

So ...

directrix · Answer

I just realized that I need to see the diagram of the prism. 

Will you copy it into this thread? @jarchinard

anonymous · Answer

Thnx so much!!!!!😃😃

directrix · Answer

Will you copy the diagram into this thread? @jarchinard

anonymous · Answer

Yeah sure!!!

anonymous · Answer

Sure! Here it is;

directrix · Answer

Total area = p*h + 2*B

anonymous · Answer

triangles + base + sides
$$2*3*4 + 6*10 + 2*5*10 = 184$$

anonymous · Answer

I'm sorry this isn't a triangular prism, I meant rectangular