Bengali Students Just mukhosto karo amar ei charata, tahole Trigonometric Ratio with their relation to right angled triangle sides bujte parbe,OK.Lets watch:-
Sunitda Lamba Oti > Sin A = lambo / otivuj
Koeldi Valo Oti > Cos A = vumi / otivuj
Tumpa Lajuk Vabuk > Tan A = lambo / vumi.
Ki, kamon charata. Erpor, cot, sec, cosec mone rakhar jonno , tan,cos,sin ratio-gulik ulte ulte i.e. reciprocal kore nao,OK.
Sunitda Lamba Oti > Sin A = lambo / otivuj
Koeldi Valo Oti > Cos A = vumi / otivuj
Tumpa Lajuk Vabuk > Tan A = lambo / vumi.
Ki, kamon charata. Erpor, cot, sec, cosec mone rakhar jonno , tan,cos,sin ratio-gulik ulte ulte i.e. reciprocal kore nao,OK.
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