Question

how is this wrong
please solve and answer fast​

Answer 1

Answer:

Hey man, in the question he is asking Curved Surface and not the total surface area, you are calculating total surface area.

Curved surface area = 2πrh

$= 2 \times \frac{22}{7} \times 3.5 \times 11$

= 242 cm^2

That's option D

Answer 2

Answer:

d) 242 cm square

Step-by-step explanation:

You are supposed to find curved surface area not surface area. Hope this helps : )