Question

(iv) A quadrilateral divides the plane of paper into
parts.​

Answer 1

Answer:

Step-by-step explanation:

A quadrilateral divides a plane into three parts:

• Interior region: The region inside the quadrilateral is called the interior of the quadrilateral.

• On the quadrilateral: The points  which lie on the boundary are said to be on the quadrilateral.

• Exterior region: The region outside the quadrilateral is called the exterior of the quadrilateral.