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Vanishi Jain from DELHI PUBLIC SCHOOL, Noida
Subject :IMO    Class : Class 4

A boy has a square paper sheet. He cuts four identical rectangles from each corner of the sheet. What is the total length of boundary of the remaining part of the sheet?


A 144 cm
B 48 cm
C 72 cm
D 60 cm


How did this happen ?

Ans 1:

Aryan Gupta from The Khaitan school, Noida
Class : Class 4
Ccvhvnffh

Ans 2:

Yash from Dps, Noida
Class : Class 7

Ans 3:

Kovidh Reddy Bathini from Arbor International School, Hyderabad
Class : Class 6
52cm is perimeter

Ans 4:

SHUBHAM RAJ from D P S, DHANBAD
Class : Class 4

Ans 5:

Vanishi Jain from DELHI PUBLIC SCHOOL, Noida
Class : Class 4
How did This happen ?

Ans 6:

Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Class : Class 7

Ans 7:

Ansh Aeron from Olympus high School, Dehra Dun
Class : Class 4
Answer should be 52 that is perimeter

Ans 8:

NEEV SINGH from VISHWA BHARATI PUBLIC SCHOOL, Noida
Class : Class 8
answer is B

Ans 9:

Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Class : Class 7
I think it should be B.

Ans 10:

Shravan from KDARFS, Jamnagar
Class : Class 7

Ans 11:

Durjoy Datta from Venkateshwar International School, Sector 10, Dwarka, New Delhi
Class : Class 5

Ans 12:

Soorya Tej R from Delhi Public School, Hyderabad
Class : Class 6
answer is d

Ans 13:

Vishnu from The pupil saveetha eco school, Chennai
Class : Class 4

Ans 14:

Husaina from Vidyashilp Academy, Bangalore
Class : Class 5
read properly; it says he cut the rectangles, so it becomes a square. therefore, 12into4= 48

Ans 15:

Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Class : Class 7
But there are more 2 cm lines. The answer should be greater than 48.

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