Introduction to...

The boundaries of the solids are called curves.

Euclid's fourth axiom says that everything equals itself.

$$\angle A=\angle B$$ and $$\angle B=\angle C$$, According to which axiom of Euclid the relation between $$\angle A$$ and $$\angle C$$ is established?

Euclid belonged to which of the following country?

It is known that $$x+y=10,$$ then $$x+y+z=10+z$$. The Euclid's axiom that illustrates this statement is

The total number of propositions in the Elements book written by Euclid are

The Euclidean geometry is valid only for figures in the plane.

Euclid stated that all right angles are equal to each other in the form of

Things which are three times of the same thing are

State the Euclid's axiom used in the following statements