Answer:
Explanation:
Alright, lets get started.
The figure contains 5 sides
2 triangles and 3 rectangles
Area of each triangle is =

Area of rectangle base (24 by 34) is =

Area of rectangle top (26 by 34) is =

Area of back (10 by 34) is =

So, surface total area =

hence answer is 2280 square cm : Answer
Hope it will help :)