Question

एक चौकोर कैरम बोर्ड पर परिमाप 320 सेंटीमीटर है उसका क्षेत्रफल कितना होगा​

Answer 1

Given that,

Perimeter of square =320cm.

We know that,

Perimeter of square=4×side

Then,

4×side=320

side=

4

320

side=80cm.

Then, area of square=side

2

=80×80=6400cm

2

.

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