Geometry

Question Analysis:
This question involves diagonal segments in a parallelogram.
The main focus is on the fact that diagonals bisect each other.

Key Concept Explanation:
In a parallelogram, each diagonal is divided into two equal parts by their intersection.

Step-by-Step Solution:
AE is half of AC, so AC = 2 × 5 = 10 cm.

Option Analysis:
A. 5 cm – Only half the diagonal, not the full length.
B. 10 cm – Correct, AE × 2.
C. 15 cm – Incorre...