Answer:
Surface Area = 194

Step-by-step explanation:
Look at the attachment first so you know the area for each shape.
The rectangular pyramid is composed of 3 distinct shapes. There is a (6x10) rectangular base, 2 (8x10) triangles, and 2 (6x9) triangles.
SA = 60 + 2(40) + 2(27) = 194
