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Cosine Rule Quiz App & e-Book Download - 25

MCQ:

For the Cosine Rule of any triangle ABC, the c² is equal to

  1. c² + a² + 2ac cos C
  2. a² + b² - 2ab cos C
  3. a² + b² + 2ab cos A
  4. a² - b² + 2ab sin A

Class 8 Math App & e-Book Tests PDF Download

Cosine Rule Learning App: Free Download Android & iOS

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Cosine Rule App (Android & iOS)

Cosine Rule App (Android & iOS)

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8th Grade Math App (iOS & Android)

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College Math App (Android & iOS)

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6th Grade Math App (iOS & Android)