1-How do you call the operation when you join two numbers?

• Addition
• Subtraction
• Multiplication
• Division

2-How do you call the operation when you take off a number from another bigger one?

• Addition
• Subtraction
• Multiplication
• Division

3-How do you call the operation when you share objects among a certain number of individuals?

• Addition
• Subtraction
• Multiplication
• Division

4-What is the perimeter of a circle?

• A+B
• π x Diameter of circle

5-How many angles do squares have?

• 1.0
• 2.0
• 3.0
• 4.0

6-How many equal sides does a scalene triangle have?

• None
• 1.0
• 2.0
• 3.0

7-How many equal sides does an isosceles triangle have?

• 1.0
• 2.0
• 3.0
• None

8-What is the perimeter of a triangle?

• A+B+C
• A+B
• A-B

9-How many meters are there in a kilometer?

• 10.0
• 100.0
• 1000.0

10-In this sentence, what is the subject? Turtles live on land and water

• Turtles
• live
• land
• water