Предмет: Геометрия, автор: wogpro2

Знайдіть радіуси описаного навколо правильного трикутника та вписаного в нього кіл якщо їхня різниця =7
З малюнком будь ласкааааааа

zmeura1204: R:r=2:1; R=2x; r=x; 2x-x=7; r=7; R=2*7=14

wogpro2: А РИСУНОКК ПРОШУУУ

Ответы

Автор ответа: zmeura1204

1

Ответ:

r=7од ; R=14од

Объяснение:

R:r=2:1

R=2r;

2r-r=7

r=7 од

R=2r=2*7=14 од

P.s.(h=R+r)

Приложения:

zmeura1204: Я не знаю тригонометрию.

wogpro2: Бляха я в 9 классе и нам дали такое задание сократить

wogpro2: хотя мы его не учили

wogpro2: А это точно правильно ???

zmeura1204: Так, правильно.

wogpro2: дякую)

wogpro2: А тригонометрію в 9 класі вчать?

zmeura1204: Я не знаю, я не вчуся.

wogpro2: блін що робити з цими виразами.Як їх скоротити

wogpro2: А малюнок точно правильний?

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