Метка: Формулалар жинағы

Формулалар жинағы I. ТІКБҰРЫШТЫ ҮШБҰРЫШ         a, b – катетер,  c – гипотенуза.    ,  h – биіктік,                                                                             C                                                                                     b                                                a                                                                                                                                                      h                                                                                        A                                                                                                             B                                                              D     —  жарты периметр.     1.  b2 = c · cb        a2 […]

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