Multiple Choice Question (MCQ)

Question: What is the area of an equilateral triangle of side 450 mm?
A. 856.82 cm<sup>2</sup>
B. 866.82 cm<sup>2</sup>
C. 876.82 cm<sup>2</sup>
D. 886.82 cm<sup>2</sup>
Correct Answer: 876.82 cm<sup>2</sup>