Верно ли утверждение что точка пересечения высот любого треугольника всегда лежит внутри треугольника - №26028705

Верно ли утверждение что точка пересечения высот любого треугольника всегда лежит внутри треугольника
- Предмет:
  Геометрия
- Автор:
  natashauqut
- 5 лет назад

Ответы 1

Нет, только у остроугодльного.
- Автор:
  gloriaberry
- 5 лет назад
- 0
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Variant 4

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Variant 4

Exercise 1. Open the brackets and use the verbs in Past Simple or Past Perfect.

1) He __(remember) that he __(not/lock) the door. 2) I __(say) he __(write) the exercise last Monday. 3) The father __(want) to know who __(break) his favourite cup. 4) The students __(know) that we __(buy) a radio-set. 5) I __(come) late to school because I __(miss) the train. 6) When I __(arrive) at the party, Tom __already (go) home. 7) Her uncle __(say) that he __(lose) the key.

Exercise 2. Complete the sentences using Past Perfect.

1) My sister was glad because… 2) I couldn’t pass my exam because… 3) I didn’t go to Moscow because … 4) My friend couldn’t go to the party because…

Exercise 3. Join the sentences using Past Simple and Past Perfect.

1) The cat ate all the sausages. before We came home. (before)

2) I read the book. Mary came. (when)

3) I did my homework. I went out for a walk. (after)

4) I arrived at the party. My brother went home. (when)
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