Question

3 वायर 40 सेंटीमीटर लॉन्ग फॉर्म इनटू ए रैक्टेंगल ऑफ दिस लेटर सेंटीमीटर फाइंड द एरिया​

Answer 1

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Step-by-step explanation:

Given A wire is in shape of rectangle  

where

length=20 cm.  

breadth=12 cm.

Perimeter of rectangle =2(l+b)

=2(32)

[Perimeter =64 cm.]

now of wire is bent in shape of square

where side =a cm

now  

Perimeter of rectangle = perimeter of square  

64=4a

[a=16cm]

side of square formed is 16 cm.