1. What are compasses used for?

The main use of a pair of compasses is to draw arcs and circles.

2. Is it possible to construct all types of quadrilaterals?

Most quadrilaterals can be constructed, providing you are given enough information about the type of quadrilateral, the lengths of sides and the size of angles.

3. Is it possible to construct angles without using a protractor?

Yes, many angles of sizes such as 30o, 45o, 60o and 90o can be constructed using compasses.