Question

help!!!!!!!
I need to find the surface area of this image.

Answer 1

Answer:

length;12cm

Step-by-step explanation:

Answer 2

Answer:

17 cm

Step-by-step explanation:

Surface area is the sum of the areas of all faces (or surfaces) on a 3D shape. To find the surface area of a cuboid, add the areas of all faces. 12+2.5+2.5=17