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Shreejal moharana from DPS Greater Faridabad, Faridabad

Subject :IMO Class : Class 4

What is the perimeter of the given figure (if each square has side 1 unit)?

A28 units
B26 units
C22 units
D24 units

Ans 1:

FIONA SAHA from The Heritage School Rampurhat west Bengal India, Rampurhat Birbhum

Each square is one unit there are 20 shaded and 56 total squares so how it is 28

Krishna Prabhu Srinivas from Vidya Mandir, Chennai