What were some of the practical uses of mathematics in ancient cultures?

• To create musical instruments

• To make calendars and build structures

• To cook food

• To write poetry

Why is it difficult to trace the theoretical development of mathematics in ancient times?

• Because people did not use mathematics

• Due to the loss of most ancient writings

• Because mathematics was not invented yet

• Due to the lack of interest in mathematics

Who is credited with being the first person to make a specific mathematical discovery?

• Archimedes

• Pythagoras

• Euclid

• Thales

Where was Thales born?

• Corinth

• Sparta

• Athens

• Miletus

What does Thales's theorem state about angles in a semicircle?

• They are right angles

• They are straight angles

• They are obtuse angles

• They are acute angles