Предмет: Математика, автор: bagilan

В треугольнике MNK на стороне NK взята точка D такая что KD=2DN. Известно что MNK=45 градусов. MDK=60 градусов. Найдите значение угла MKN

Ответы

Автор ответа: Аноним

0

Ответ 75°

Краткое решение по рисунку.

Приложения:

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: Маша1992

Change the sentences to Simple Past. Choose yesterday
or last.
Model: I walk to my office every morning.
I walked to my office yesterday.

1. I talk to my parents on the phone every week. 2. The post
office opens at eight o’clock every morning. 3. Mrs. Hall goes to the
fruit market every Monday. 4. The company executives meet at
9.00 every Friday morning. 5. I make my own lunch and take it with
me every morning. 6. Mr. Clark pays his rent on time every month.
7. The baby falls asleep at three o’clock every afternoon. 8. The last
bus to downtown leaves at ten o’clock every night

2 года назад

Предмет: Английский язык, автор: dani00798

1)Tomorrow the ... this into Russian.
a)translates b)translated c)will translate
2)This year my sister often ... good marks in Einglish.
a)gets b)got c)will get

2 года назад

Предмет: Английский язык, автор: Маша1992

Write sentences about the past (yesterday, last week,
last Sunday etc.)
1. He always goes to work by car. Yesterday … . 2. They always get up early. This morning they … . 3. Bill often loses his
keys. He … last Saturday. 4. I write a letter to Jane every week.
Last week … . 5. She meets her friends every evening. She … yesterday evening. 6. I usually read two newspapers every day. …
yesterday. 7. They come to my house every Friday. Last Friday
… . 8. We usually go to the cinema on Sunday. … last Sunday. 9. Tom
always has a shower in the morning. … this morning. 10. They
buy a new car every year. Last year … . 11. I eat an orange every
day. Yesterday … . 12. We usually do our shopping on Monday.
… last Monday. 13. Julia often takes photographs. Last weekend
… . 14. We leave home at 8:30 every morning. … this morning.

2 года назад

Предмет: Алгебра, автор: Batman7777

Решите систему уравнений:
{5x-y=1,
{x+3y=5.

9 лет назад

Предмет: Алгебра, автор: nbredihina

Найдите площадь фигуры ограниченной линиями у=3/х и у=4-х

9 лет назад