In a tournament FC Barcelona scored a total of three goals, and conceded one goal. In the tournament the team had won one game, lost one game and drawn one game. What was the score in the game that FC Barcelona won ?

If you are given the three corner points of a triangle and want to add a fourth point to make the four corners of a parallelogram. In how many places can the fourth point be placed ?

Daniel wants to make a complete square using pieces only like those shown. What is the minimum number of pieces he must use ?

10 children are at a judo club. Their teacher has 80 sweets. If he gives each girl the same amount of sweets, there are three sweets leftover. How many boys are at the club ?

A cat had 7 kittens. The kittens had the colours white, black, ginger, black-white, ginger-white, ginger-black, and ginger-black-white. In how many ways can you choose 4 kittens so that each time two of them have a colour in common ?

Numbers are to be built using only the digits 1, 2, 3, 4 and 5 in such a way that each digit is only used once in each number. How many of these numbers will have the following property: The first digit is divisible by one, the first 2 digits make a number which is divisible by 2, the first 3 digits make a number which is divisible by three, the first 4 digits make a number which is divisible by 4 and all 5 digits make a number which is divisible by 5.

In one month, 5 Sundays occurred. This mond could not have

Hamster Fridolin sets out for the Land of Milk and Honey. His way to the legendary Land passes through a system of tunnels. There are 16 pumpkin seeds spread through the tunnels, as shown in the picture. What is the highest number of pumpkin seeds Fridolin can collect if he is not allowed to visit any junction more than once ?

Which of the following pieces do I need to complete the cuboid ?

1000 litres of water is passed through the water system as shown, into identical tanks. At each junction the water separates into two equal amounts. How many litres of water end up in Tank Y ?

The 8 corners of the shape in the picture are to be labelled with the numbers 1, 2, 3 or 4, so that the numbers at the ends of each of the lines shown are different. How often does the number 4 appear on the shape ?

A shape is made by fitting together the four pieces of card with no overlaps. Which of the following shapes is not possible ?

Andrew writes the letters fron the word KANGAROO in the fields of a table. He can begin where he wants and then must write each consecutive letter in a field that shares at least one point with the previous field. Which of the following tables could Andrew not produce ? 

Four of the numbers on the left are moved into the cells on the right so that the addition is correct.

Which number remains on the left ?

Nina used 36 identical cubes to build a fence of cubes around a square region. Part of her fence is shown in the picture. How many more cubes will Nina need in order to fill the reion inside her fence ?

Some square floors have been covered with white and grey tiles. Floors using 4 and 9 grey tiles are shown in the picture.

Each floor has a grey tile in every corner and all the tiles around a grey tile are white. How many white tiles are needed altogether for a floor using 25 grey tiles ? 

Chỉ ra định nghĩa đúng về góc bẹt

Chỉ ra định nghĩa đúng về góc

Có bao nhiêu góc được tạo thành từ hai tia chung gốc?

Điểm M nằm bên trong góc xOy khác góc bẹt khi

Quan sát hình vẽ em hãy kể tên các góc bẹt có trong hình

Quan sát hình vẽ. Em hãy cho biết trong hình có bao nhiêu góc

Quan sát hình vẽ sau. Em hãy cho biết trong hình có mấy góc bẹt?

Tính số tia chung gốc để tạo được 21 góc?

Cho hình vẽ sau. Em hãy cho biết trong hình sau có bao nhiêu góc