Подготовка к ОГЭ по математике "Тригонометрия". "Модуль геометрия"
Оценка 4.7

Подготовка к ОГЭ по математике "Тригонометрия". "Модуль геометрия"

Оценка 4.7
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математика
06.04.2020
Подготовка к ОГЭ по математике "Тригонометрия". "Модуль геометрия"
Геометрия 9 класс ФГОС
Тригонометрия.pdf

 Ɍɪɢɝɨɧɨɦɟɬɪɢɹ

 

1

 

  ȼɬɪɟɭɝɨɥɶɧɢɤɟ  ABC ɭɝɨɥ Cɪɚɜɟɧ 90q, AC 20, tg A 0,5. ɇɚɣɞɢɬɟ BC .

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

2

 

 ȼɬɪɟɭɝɨɥɶɧɢɤɟ  ABC ɭɝɨɥ C ɪɚɜɟɧ 90q, AC 18, tgA 3. ɇɚɣɞɢɬɟ BC .

  

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

3

 

 ȼɬɪɟɭɝɨɥɶɧɢɤɟ  ABC ɭɝɨɥ Cɪɚɜɟɧ 90q, AC 12, tg A 1,5. ɇɚɣɞɢɬɟ BC .

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

4

 

 ȼɬɪɟɭɝɨɥɶɧɢɤɟ  ABC ɭɝɨɥ Cɪɚɜɟɧ 90q, BC 20, tg A 0,5. ɇɚɣɞɢɬɟ AC .

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

5

 

 ȼɬɪɟɭɝɨɥɶɧɢɤɟ  ABC ɭɝɨɥ Cɪɚɜɟɧ 90q, BC 18, tg A 3. ɇɚɣɞɢɬɟ AC .

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

6

 

 ȼɬɪɟɭɝɨɥɶɧɢɤɟ  ABC ɭɝɨɥ Cɪɚɜɟɧ 90q, BC 12, tg A 1,5. ɇɚɣɞɢɬɟ AC .

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

   

7

 

 

Ɍɚɧɝɟɧɫɨɫɬɪɨɝɨɭɝɥɚɩɪɹɦɨɭɝɨɥɶɧɨɣɬɪɚɩɟɰɢɢɪɚɜɟɧ  . ɇɚɣɞɢɬɟɟɺɛɨɥɶɲɟɟ

ɨɫɧɨɜɚɧɢɟ, ɟɫɥɢɦɟɧɶɲɟɟɨɫɧɨɜɚɧɢɟɪɚɜɧɨɜɵɫɨɬɟɢɪɚɜɧɨ 15.

 

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

8                                 ɇɚɪɢɫɭɧɤɟɢɡɨɛɪɚɠɺɧɩɪɹɦɨɭɝɨɥɶɧɵɣɬɪɟɭɝɨɥɶɧɢɤ. ɇɚɣɞɢɬɟɞɥɢɧɭɦɟɞɢɚɧɵ

 ɬɪɟɭɝɨɥɶɧɢɤɚ, ɩɪɨɜɟɞɺɧɧɭɸɢɡɜɟɪɲɢɧɵɩɪɹɦɨɝɨɭɝɥɚ.

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

 

9

 

 ɇɚɣɞɢɬɟɫɢɧɭɫɨɫɬɪɨɝɨɭɝɥɚɬɪɚɩɟɰɢɢ, ɢɡɨɛɪɚɠɺɧɧɨɣɧɚɪɢɫɭɧɤɟ.

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

 

10

 

 ɇɚɣɞɢɬɟɬɚɧɝɟɧɫɭɝɥɚ, ɢɡɨɛɪɚɠɺɧɧɨɝɨɧɚɪɢɫɭɧɤɟ.

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

 

11

 

 ɇɚɣɞɢɬɟɬɚɧɝɟɧɫɭɝɥɚ, ɢɡɨɛɪɚɠɺɧɧɨɝɨɧɚɪɢɫɭɧɤɟ.

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

 

12  ȼ ɩɪɹɦɨɭɝɨɥɶɧɨɦ ɬɪɟɭɝɨɥɶɧɢɤɟ ABC  ɤɚɬɟɬ AC = 75, ɚ ɜɵɫɨɬɚ CH , ɨɩɭɳɟɧɧɚɹɧɚɝɢɩɨɬɟɧɭɡɭ, ɪɚɜɧɚ 9 69 . ɇɚɣɞɢɬɟ sinABC.

                                                                                                

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

 

13

 

 

ȼɩɪɹɦɨɭɝɨɥɶɧɨɦɬɪɟɭɝɨɥɶɧɢɤɟ ABC ɤɚɬɟɬ AC = 70, ɚɜɵɫɨɬɚ CH , ɨɩɭɳɟɧɧɚɹɧɚɝɢɩɨɬɟɧɭɡɭ, ɪɚɜɧɚ 7 19 . ɇɚɣɞɢɬɟ sinABC.

                                                                                                

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

 

14

 

 

ȼɩɪɹɦɨɭɝɨɥɶɧɨɦɬɪɟɭɝɨɥɶɧɢɤɟ ABC ɤɚɬɟɬ AC =55, ɚɜɵɫɨɬɚ CH , ɨɩɭɳɟɧɧɚɹɧɚɝɢɩɨɬɟɧɭɡɭ, ɪɚɜɧɚ 44. ɇɚɣɞɢɬɟ sinABC.

                                                                                                                                                                                                                                                                      

Ɉɬɜɟɬ: ___________________________.

 

 

 

 

15

 

 

Ɍɚɧɝɟɧɫɨɫɬɪɨɝɨɭɝɥɚɩɪɹɦɨɭɝɨɥɶɧɨɣɬɪɚɩɟɰɢɢɪɚɜɟɧ  . ɇɚɣɞɢɬɟɟɺɛyɥɶɲɟɟ ɨɫɧɨɜɚɧɢɟ, ɟɫɥɢɦɟɧɶɲɟɟɨɫɧɨɜɚɧɢɟɪɚɜɧɨɜɵɫɨɬɟɢɪɚɜɧɨ 14.

 

                                                                                                                                                                                                                                                               

 

Ɉɬɜɟɬ: ___________________________.

 

 

16       

 Ɍɚɧɝɟɧɫɨɫɬɪɨɝɨɭɝɥɚɩɪɹɦɨɭɝɨɥɶɧɨɣɬɪɚɩɟɰɢɢɪɚɜɟɧ . ɇɚɣɞɢɬɟɟɺɛɨɥɶɲɟɟ ɨɫɧɨɜɚɧɢɟ, ɟɫɥɢɦɟɧɶɲɟɟɨɫɧɨɜɚɧɢɟɪɚɜɧɨɜɵɫɨɬɟɢɪɚɜɧɨ 55.

 

                                                                                                                                                                                                                           

 

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

 

17

 

 

Ɍɚɧɝɟɧɫɨɫɬɪɨɝɨɭɝɥɚɩɪɹɦɨɭɝɨɥɶɧɨɣɬɪɚɩɟɰɢɢɪɚɜɟɧ  . ɇɚɣɞɢɬɟɟɺɛɨɥɶɲɟɟ ɨɫɧɨɜɚɧɢɟ, ɟɫɥɢɦɟɧɶɲɟɟɨɫɧɨɜɚɧɢɟɪɚɜɧɨɜɵɫɨɬɟɢɪɚɜɧɨ 63.

 

                                                                                                                                                                                                                                

 

 

Ɉɬɜɟɬ: ___________________________.

 

 

 

 

18

 

 ȼɬɪɟɭɝɨɥɶɧɢɤɟ ABC ɭɝɨɥ Cɪɚɜɟɧ 90D, BC 1, sin A 0,2. ɇɚɣɞɢɬɟ AB.

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

   

19

 

 ȼɬɪɟɭɝɨɥɶɧɢɤɟ ABC ɭɝɨɥ Cɪɚɜɟɧ 90D, BC 7, sin A 0,5. ɇɚɣɞɢɬɟ AB.

 

 

 

Ɉɬɜɟɬ: ___________________________.

 

ABC ɭɝɨɥ C ɪɚɜɟɧ 90 q , AC 20, tg

ABC ɭɝɨɥ C ɪɚɜɟɧ 90 q , AC 20, tg

ABC ɭɝɨɥ C ɪɚɜɟɧ 90 q , BC 12, tg

ABC ɭɝɨɥ C ɪɚɜɟɧ 90 q , BC 12, tg

Ɉɬɜɟɬ: ___________________________. 9 ɇɚɣɞɢɬɟɫɢɧɭɫɨɫɬɪɨɝɨɭɝɥɚɬɪɚɩɟɰɢɢ, ɢɡɨɛɪɚɠɺɧɧɨɣɧɚɪɢɫɭɧɤɟ. Ɉɬɜɟɬ: ___________________________. 10

Ɉɬɜɟɬ: ___________________________. 9 ɇɚɣɞɢɬɟɫɢɧɭɫɨɫɬɪɨɝɨɭɝɥɚɬɪɚɩɟɰɢɢ, ɢɡɨɛɪɚɠɺɧɧɨɣɧɚɪɢɫɭɧɤɟ. Ɉɬɜɟɬ: ___________________________. 10

ABC ɤɚɬɟɬ AC = 75, ɚ ɜɵɫɨɬɚ

ABC ɤɚɬɟɬ AC = 75, ɚ ɜɵɫɨɬɚ

ABC ɤɚɬɟɬ AC = 70, ɚɜɵɫɨɬɚ

ABC ɤɚɬɟɬ AC = 70, ɚɜɵɫɨɬɚ

15 Ɍɚɧɝɟɧɫɨɫɬɪɨɝɨɭɝɥɚɩɪɹɦɨɭɝɨɥɶɧɨɣɬɪɚɩɟɰɢɢɪɚɜɟɧ . ɇɚɣɞɢɬɟɟɺɛyɥɶɲɟɟ ɨɫɧɨɜɚɧɢɟ, ɟɫɥɢɦɟɧɶɲɟɟɨɫɧɨɜɚɧɢɟɪɚɜɧɨɜɵɫɨɬɟɢɪɚɜɧɨ 14. Ɉɬɜɟɬ: ___________________________. 16 Ɍɚɧɝɟɧɫɨɫɬɪɨɝɨɭɝɥɚɩɪɹɦɨɭɝɨɥɶɧɨɣɬɪɚɩɟɰɢɢɪɚɜɟɧ . ɇɚɣɞɢɬɟɟɺɛɨɥɶɲɟɟ ɨɫɧɨɜɚɧɢɟ, ɟɫɥɢɦɟɧɶɲɟɟɨɫɧɨɜɚɧɢɟɪɚɜɧɨɜɵɫɨɬɟɢɪɚɜɧɨ 55. Ɉɬɜɟɬ: ___________________________. 17

15 Ɍɚɧɝɟɧɫɨɫɬɪɨɝɨɭɝɥɚɩɪɹɦɨɭɝɨɥɶɧɨɣɬɪɚɩɟɰɢɢɪɚɜɟɧ . ɇɚɣɞɢɬɟɟɺɛyɥɶɲɟɟ ɨɫɧɨɜɚɧɢɟ, ɟɫɥɢɦɟɧɶɲɟɟɨɫɧɨɜɚɧɢɟɪɚɜɧɨɜɵɫɨɬɟɢɪɚɜɧɨ 14. Ɉɬɜɟɬ: ___________________________. 16 Ɍɚɧɝɟɧɫɨɫɬɪɨɝɨɭɝɥɚɩɪɹɦɨɭɝɨɥɶɧɨɣɬɪɚɩɟɰɢɢɪɚɜɟɧ . ɇɚɣɞɢɬɟɟɺɛɨɥɶɲɟɟ ɨɫɧɨɜɚɧɢɟ, ɟɫɥɢɦɟɧɶɲɟɟɨɫɧɨɜɚɧɢɟɪɚɜɧɨɜɵɫɨɬɟɢɪɚɜɧɨ 55. Ɉɬɜɟɬ: ___________________________. 17

ABC ɭɝɨɥ C ɪɚɜɟɧ 90 D , BC 1, sin

ABC ɭɝɨɥ C ɪɚɜɟɧ 90 D , BC 1, sin
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06.04.2020