Page 81 - index

Ȼԝɥ ɠɟɪɞɟ ɞɟ D ɛԝɪɵɲɵɧ ɪɚɞɢɚɧɦɟɧ ɟɫɟɩɬɟɭ ɤɟɪɟɤ. Ɇɵɫɚɥɵ, ɠɚɪɬɵ
ɞԧԙɝɟɥɟɤɬɿԙ ɚɭɞɚɧɵ ԛɲɿɧ:

Ɉɋ 4R .
3S
5. Ʉԛɪɞɟɥɿ ɚɭɞɚɧɧɵԙ (ԕɢɦɚɧɵԙ) ɫɚɥɦɚԕ ɰɟɧɬɪɿ. Ԥɪɬԛɪɥɿ ɮɢɝɭɪɚɥɚɪɞɚɧ
ɬԝɪɚɬɵɧ ԕɢɦɚɧɵԙ ɫɚɥɦɚԕ ɰɟɧɬɪɿɧ ɚɧɵԕɬɚɣɵԕ. Ɍɿɤ ɬԧɪɬɛԝɪɵɲ ԕɢɦɚɧɵԙ ɟɤɿ
ɬɟɫɿɝɿ ɛɚɪ: ɛɿɪɟɭɿ ɬɿɤ ɬԧɪɬɛԝɪɵɲ, ɚɥ ɟɤɿɧɲɿɫɿ ɞԧԙɝɟɥɟɤ (76-ɫɭɪɟɬ).

76-ɫɭɪɟɬ

Ʉɨɨɪɞɢɧɚɬɚ ɨɫɶɬɟɪɿɧ ɫɭɪɟɬɬɟ ɤԧɪɫɟɬɿɥɝɟɧɞɟɣ ɟɬɿɩ ԕɚɛɵɥɞɚɣɦɵɡ. Ԕɢɦɚɧɵ
ԛɲ ɮɢɝɭɪɚ (ɛԧɥɿɤ): ABCD ɬɿɤ ɬԧɪɬɛԝɪɵɲɵ ɬɨɥɵԑɵɪɚԕ, ɬɿɤ ɬԧɪɬɛԝɪɵɲ

ɬԛɪɿɧɞɟɝɿ ɬɟɫɿɤ ɠԥɧɟ ɞԧԙɝɟɥɟɤ ɬɟɫɿɤ ɪɟɬɿɧɞɟ ԕɚɪɚɫɬɵɪɚɦɵɡ. III ɞΫΝɝɟɥɟɤ
I ABCD ɬɿɤ II ɬɿɤ
ȻΫɥɿɤɬɟɪ

ɬΫɪɬɛΡɪɵɲɵ ɬΫɪɬɛΡɪɵɲ ɬɟɫɿɤ

ɬɟɫɿɤ
xi 4ɫɦ 6ɫɦ 5,5ɫɦ

yi 3ɫɦ 4ɫɦ 1,5ɫɦ

'Fi 48ɫɦ2 3,14ɫɦ2 3ɫɦ2

ȿɫɟɩɬɟɭɝɟ ɨԙɚɣ ɛɨɥɭ ԛɲɿɧ, ɤɟɪɟɤ ɛɟɪɿɥɿɦɞɟɪ ɤɟɫɬɟ ɬԛɪɿɧɞɟ ɤԧɪɫɟɬɿɥɝɟɧ.
Ɍɟɫɿɤɬɟɪɞɿԙ ɚɭɞɚɧɞɚɪɵɧ ɦɢɧɭɫ ɬɚԙɛɚɫɵɦɟɧ ɚɥɵɩ, 48-ɮɨɪɦɭɥɚɧɵ
ԕɨɥɞɚɧɚɦɵɡ:

xC 'F1x1 'F2 x2 'F3x3 3, 76 ɫɦ , yC 'F1 y1 'F2 y2 'F3 y3 3, 03 ɫɦ .
'F1 'F2 'F3 'F1 'F2 'F3

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