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Sanjib ghosh from ,
Subject :IMO    Class : Class 6

In the given figure all triangles are equilateral and AB = 10 units. Other triangles have been formed by taking the mid points of the sides. What is the perimeter of the figure?


A44
B45
C40
D36


Ans 1:

Sanket Kulkarni from Euroschool, Pune
Class : Class 8

Ans 2:

vaibhav jain  from bbps, New Delhi
Class : Class 5
The answer should be 42

Ans 3:

Abhjith S Kumar from Airport Senior Secondary school Karipur, Kozhikode Intl. Airport, Kozhikode Airport
Class : Class 9
the answer should be 42

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