Geometry

Question Analysis:
This question tests understanding of shape definitions.
The main focus is the defining property of a rectangle.

Key Concept Explanation:
A rectangle must have four right angles.
Equal sides are not necessary, and diagonals being perpendicular is not required.

Step-by-Step Solution:
Option C directly gives the defining characteristic of a rectangle.
Other options refer to properties of rhombuses or kites.

Option Analysis:
A) Incorrect – describes a kite
B) Incorrect – descri...