Class 8 Math e-Book's MCQs - Complete
Cosine Rule Quiz App Free Download & e-Book - 305
Apps:
MCQ:
Considering the Cosine rule, the cos C is equal to
- a² - b² - c²⁄2bc
- 2a² + 2b² + 2c²⁄2abc
- a² + b² - c²⁄2ab
- 2a + 2b - 2c⁄2ac
c
Class 8 Math App & e-Book Tests PDF Download
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