The difference between the total surface area and lateral surface area of a cube, if side of the cube is 11 cm (in square cm), is _________ .
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 242.
Total Surface Area of cube = 6a2
Lateral Surface Area = 4a2
Difference = 6a2 − 4a2 = 2a2
= 2 × 112 = 2 × 121 = 242