9000120309

Level: 
Project ID: 
9000120309
Source Problem: 
Accepted: 
1
Clonable: 
1
Easy: 
0
The sides of a rectangular box shown in the picture are a=3cm, b=4cm, and c=12cm. The space diagonal is ut and the longest face diagonal is us. Find the ratio ut:us.
1310:40
13:153
13:12
410:5
410:13