Let's get to know Zagreb through mathematics!

Country:

Prime numbers are numbers:

• That can only be divided by themselves
• That can only be divided by themselves and 1
• That can only be divided by 1

Which two prime numbers, when squared, add up to the total number of columns (separate with comma)?

Listen carefully and remember when Stjepan Radić was born and when he died.

Stjepan Radić lived for xy years. If the sum of x and y is 12, and their product is 35, how many years did he live?

Around the fountain, there is a regular geometric shape. Which shape it is?

When did the construction of the monument begin, if we know that the year of construction is a four-digit number, the tens and ones digits are equal, the sum of all the digits is 21, the sum of the thousands and ones digits is a number divisible only by 1 and 7, and the sum of the thousands and hundreds digits is 9?

On the left and right sides of the cathedral, there are small houses with roofs, made up of two geometric shapes. What are these shapes?

• Cone and sphere
• Cube and cone
• Cone and cylinder

The solid from the previous problem is formed by rotating which shape?

• 
• 
• 

The market at Zagreb's Dolac has dimensions of 60 meters in length and 30 meters in width. What is the total area of the market?

• 1800
• 180
• 9000