Вопрос школьника по предмету Геометрия
Высоты треугольника АВС пересекаются в точке S. Найдите угол ACS, если угол ВАС равен 58 градусов.
Ответ учителя по предмету Геометрия
Ответ: 32°
Объяснение: см фото
Высоты треугольника АВС пересекаются в точке S. Найдите угол ACS, если угол ВАС равен 58 градусов.
Ответ: 32°
Объяснение: см фото
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You have received a letter from your English-speaking pen friend,Arnold by name.In his letter Arnold writes :
«Yesterday evening we had Christmas dinner.
The day before yesterday we had decorated the X-mas three,then Mum and Granny cooked some tasty things we had for dinner. I wrote my resolutions : Starting today I will :
1. Be nice to everyone,whether I like them or not.
2. Stop lying.
3. Stop forgetting my Algebra notebook. 4. Keep my comments myself .
Do you celebrate X-mas? With whom do you usually celebrate it? Do you ever make resolutions? Where did you spend your last X-mas and school holidays? I’m going to visit the USA in January. «
Write a letter to Arnold .
In your letter :
answer his questions ;
ask 3 questions about his plans for his journey to the USA