Hi there!
»»————- ★ ————-««
I believe your answer is:
»»————- ★ ————-««
Here’s why:
⸻⸻⸻⸻
I am assuming by the infomation given that the figure is a cube.
⸻⸻⸻⸻

⸻⸻⸻⸻
»»————- ★ ————-««
Hope this helps you. I apologize if it’s incorrect.
M=72 that’s the best I can give you lol not sure if that helps any
87.93
eighty seven and ninety-three hundreths