Вопрос школьника по предмету Геометрия
вершины треугольника ABC лежат на окружности, угол A=70°, угол С=30°. Чему равна градусная мера наименьшей из дуг АС?
Ответ учителя по предмету Геометрия
В=180-(70+30)=80
AC=2*80=160
вершины треугольника ABC лежат на окружности, угол A=70°, угол С=30°. Чему равна градусная мера наименьшей из дуг АС?
В=180-(70+30)=80
AC=2*80=160
Похожие вопросы от пользователей
Например-Hello-хэлоу
Sheila: Thanks for inviting me to lunch.
George: You’re welcome. Oh, I love this place.
Sheila: Me too. Where’s the menu? I’m really hungry. George: The waiter’s bringing it now, look!
Waiter: Here you are, sir.
George: Thank you. Hmm, I want the roast beef.
Sheila: Really? But you usually have the spicy grilled chicken.
George: Well, today I’m trying something else for a change. What about you? Do you want the sirloin steak with creamed mushrooms? You always enjoy that.
Sheila: No, I’m having the chef’s salad today. I’m on a diet. Waiter: Are you ready to order, sir?
George: Yes. We’d like the chef’s salad and the roast beef, please.
Waiter: Would you like anything to drink?
George: Can I have a glass of mineral water, please?
Sheila: And could I have a cola, please?
Waiter: A glass of mineral water and a cola … Thank you.