2. Сопоставьте предложения с рисунками.
(e) 1) The book is rectangular. It is two hundred and twenty millimetres long and one hundred and fifty millimetres wide.
(c) 2) The clock is square. It is five hundred millimetres long and five hundred millimetres high.
(d) 3) The coin is round. It is two millimetres thick.
(b) 4) The saw blade is triangular. It is five hundred millimetres long and twelve millimetres wide.
(f) 5) The socket is square. It is one hundred millimetres long and one hundred millimetres wide.
(a) 6) The window is rectangular. It is six metres long and three metres high.
3. Выберите правильный вариант.
1) To calculate the area of a) oblong you should multiply its length by its width.
a) oblong b) circle c) triangle
2) An oblong is a c) flat shape.
a) round b) spherical c) flat
3) The b) diameter of the circle is 24 mm.
a) area b) diameter c) length
4) A c) triangular has three angles.
a) square b) circle c) triangular
5) Volume is measured in c) cubic metres.
a) square b) round c) cubic
6) A a) square has four equal sides.
a) square b) circle c) oblong
4. Сопоставьте слова с определениями.
1) circular d) shaped like a circle; round
2) cube e) something that has six equal square sides
3) oval c) shaped like a 0
4) pyramid b) a structure with a square base and with sloping sides that meet at the top
5) sphere f) the shape of a ball
6) square a) a flat shape with four equal sides and four right angles
5. Переведите словосочетания на английский язык, используя слова в рамке.
прямой угол right angle, острый угол sharp angle, тупой угол blunt angle, фигура на плоскости flat shape, объем шара volume of the sphere, площадь круга area of the circle, равные стороны equal sides