Everything should be made as simple as possible, but not simpler (Albert Einstein)

ENERGY

Topical texts -> Exercises
Personalities -> Exercises

ELECTRICITY

Topical texts -> Exercises
Personalities -> Exercises

ELECTROMAGNETISM

Topical texts -> Exercises
Personalities -> Exercises

LIGHT

Topical texts -> Exercises
Personalities -> Exercises

SOUND

Topical texts -> Exercises
Personalities -> Exercises

UNITS OF MEASUREMENTS

Topical texts -> Exercises
Personalities -> Exercises

SOLAR SYSTEM

Topical texts -> Exercises
Personalities -> Exercises

PARTICLE PHYSICS

Topical texts -> Exercises
Personalities -> Exercises

## News

Главная GEOMETRY - Topical texts - Exercises

1. Find equivalents:

 A B 1. plan figures a. прямой угол 2. solid figures b. отражение 3. bisect c. выпуклый 4. surveying d. окружность 5. computer circuitry e. перекресток автодороги 6. polygon f. уменьшать 7. equal g. острый угол 8. convex h. делить пополам 9. reentrant i. двухмерные фигуры 10. protractor j. преобразование 11. circumference k. увеличение; расширение 12. right angle l. изменять 13. acute angle m. многоугольник 14. obtuse angle n. вращение 15. reflex angle о. топография 16. transformation p. одинаковый 17. reflection q. трехмерные фигуры 18. enlargement r. растяжение 19. translation s. открытый угол 20. rotation t. перемещение, смещение 21. stretching u. тупой угол 22. shearing v. правильный 23. alter w. входящий 24. freeway intersection x. транспортир 25. regular y. изготовление электроплат длякомпьютеров

2. Complete the sentences:

1. Geometry allows people.

2. Euclid laid down.

3. Triangles, squares, and pentagons represent.

4. A regular polygon has sides of … length and … angles of equal size.

5. A regular polygon will resemble a circle in case.

6. There are two kinds of polygon: the convex and the reentrant.

7. Angles are formed where.

8. One can measure an angle with the help of.

9. Angles are measured in units.

10. There are different kinds of angles such as.

11. A transformation is.

12. The main transformations are.

13. Such transformations as reflection, translation, and rotation change.

14. Isometries are.

15. Stretching increases the size of the figure along.

16. Shearing is similar to stretching but.

18. Topology is a modern branch of geometry that takes.

19. Topology grew out of attempts.

1. What can people do with the help of geometry?

2. Who was the founder of geometry?

3. What is a regular polygon?

4. What is the difference between convex and reentrant polygons?

5. How can one measure an angle?

6. What is the difference between obtuse and reflex angles?

7. How can we call a change in the position, size, or shape of a geometric figure?

8. What transformations do not alter the lengths of the sides or the area of the figure?

9. What does topology study?

10. What can be spatial puzzles used for?

NUCLEAR PHYSICS

Topical texts   ->  Exercises
Personalities  ->  Exercises

ORGANIC CHEMISTRY

Topical texts -> Exercises
Personalities -> Exercises

SOLIDS

Topical texts -> Exercises
Personalities -> Exercises

GEOMETRY

Topical texts -> Exercises
Personalities -> Exercises

MATHEMATICS

Topical texts -> Exercises
Personalities -> Exercises

BRANCHES OF MATHEMATICS

Topical texts -> Exercises
Personalities -> Exercises