Question

Sorry last two question was wrong


Correct question -

What is the length of the cord used to wrap around circular pipe?
(a) 42cm
(b) 43cm
(c) 44cm
(d) 45cm

What is the length of the cord used to wrap around the square box?
(a) 25cm
(b) 26cm
(c) 27cm
(d) 28cm​

Answer 1

see the attached sheet .

Answer 2

Answer:

1. 44cm (by circumference formula- 2πr)
2. 28cm (by perimeter formula- side×4)

Hope you understand dear!!

ThnkYou!!

And may I ask you dear..In which class you are??