Question

The solid shown has a volume of 9 units3. Determine the surface area of the solid.

Answer 1

Answer:

C) 38 units2

Step-by-step explanation:

we know that

The surface area of the composite figure is equal to the area of all its square faces

Each face area is one square unit

so

$SA=2(9)+2(4)+2(6)=38\ units^2$