What is the total surface area of the rectangular prism in square centimeters?

it is 102 cm²

Step-by-step explanation:

because you add 6+6+6+6+6+6+3+3+8.5= 102cm²

step-by-step explanation:

1. practice, practice & more practice

2. review errors

3. master the key concepts

do not try to memorise the processes.

4. understand your doubts.

5. create a distraction free study environment

6. create a mathematical dictionary

7. apply maths to real world problems.

a is the correct