Answer:
10,080cm for the whole thing.
the lateral part of the triangular prism is 1680cm
Explanation:
30 x 25 = 750cm
30 x 24 = 720cm
30 x 7 = +210cm
1680cm
25 x 24 = 600cm
600 x 7 = +4200cm
4800cm
4200cm x 2 = 8400cm (both of the triangles)
1680cm
+8400cm
10,080cm