Острые углы прямоугольного треугольника равны 10° и 80°. Найдите угол между высотой и
медианой, проведенными из вершины прямого угла. Ответ дайте в градусах.

 Нужна помощь!

Change the words given in brackets at the end of each sentence to form a word that fits in the space.

1 Sometimes you can be a bit ..' (tolerate), Don't be so .., about everything new in life (defence).

2 You demand a free and .., life for yourself (depend), You always feel... and live according to you own ideas, even if it means swimming against the tide (security).

3 People admire you because you gIve those who are close to you ... and space (secure). You are perceived as a very warm and ,.. person (agree).

4 You take... for your life and place less faith in your luck and more in your own deeds (responsible). Your strength of will projects your ,.. to others (confident).

 Пожалуйста!

Choose the best alternative to fill in the gaps in each of the following sentences.

1 The message got no at last.

a) out b) across c) away d) in

2 The workers no against severe conditions on the plant.

a) complain b) oppose c) threaten d) protest

3 People taking their ... to extremes tend to become aggressive.

a) values b) thoughts c) beliefs d) ideas

4 She tried to appear indifferent but her eyes gave her ... .

a) up b) apart c) out d) away

5 She eventually married the most ... of her admirers.

a) resistant b) defensive c) persistent d) intense

6 The librarian carefully... how to use the catalogue system.

a) showed b) explained c) asked d) told

7 "I was really scared," Jenny....

a) adrnJlted b) spoke c) persuaded d) denied

8 Mike ... on taking his own decision.

a) told b) insisted c) complained d) considered

9 I'll just call Sylvia to ... her that we are meeting at 8.

a) remind b) say c) speak d) recall

10 The children have ... to help us with the packing.

a) promised b) obeyed c) said d) denied

11 How many students are going to ... in this discussion?

a) protest b) participate c) work d) insist

12 The accident was very well covered ... and never reached the newspapers.

a) on b) with c) up d) by

13 My elder brother will never accept this new hair style,- I don't believe he is so... .

a) narrow-minded b) like-minded c) absent-minded d) broad - mInded

14 Joyce has practised a lot in our computer class, Now she is very ... in using computers.

a) certain b) confident c) tense d) determined

15 The robbers were ... as they waited the long minutes for the van to arrive.

a) tense b) tenseless c) tension d) tenseful