Why Circle is Circled (বৃত্ত কেন গোল...?) || Part-02 || 'Reference Frame' by F.M. Mahdiuzzaman

N.B: This video is uploaded from my Live Class Video on "Facebook@rfmBD" and a mixed video of complete solutions.
I'm not a good at Mathematics. But I feel to help my boys even with my tiny effort in this lock down

Mahdiuzzaman