The NDA exam is conducted by UPSC for officer recruitment in the Indian Army, Indian Navy, and Indian Air Force. NDA exam is conducted twice in a year, in the month of April and in September. Candidates are shortlisted on the basis of entrance test andSSB interview process. CUET CUET is...
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Law of Cosines Definition In Trigonometry, the law of Cosines, also known as Cosine Rule or Cosine Formula basically relates the length of the triangle to the cosines of one of its angles. It states that, if the length of two sides and the angle between them is known for a triangle, th...