GAUSS7 2021 Problem 2

Past Contests GAUSS7 2021
1

What is the perimeter of the square shown?

Image

Answer Choices
A. 20 \mathrm{~cm}
B. 8 \mathrm{~cm}
C. 5 \mathrm{~cm}
D. 50 \mathrm{~cm}
E. 15 \mathrm{~cm}