In this video I have given the introduction of trigonometry,.<br />#NTSEMathsByAtmaAcademy<br />#atmaAcademy<br />#trigonometry<br />#NTSE<br />#mathsOlympiod<br />#mathsByAtmaAcademy<br />#राष्ट्रीयप्रतिभाखोज<br />#mathsराष्ट्रीय प्रतिभाखोज<br />#trigonometricalRatioOfComplementryangles
