1003085406

SubArea: 
Polygons
Level: 
A
Project ID: 
1003085406
Source Problem: 
2010011205
Accepted: 
1
Clonable: 
1
Easy: 
0
A diagonal of a rectangle has length of \( 30\,\mathrm{cm} \) and the perimeter of the rectangle is \( 84\,\mathrm{cm} \). Find the difference of the length and the width of the rectangle in centimeters.
\( 6 \)
\( 8 \)
\( 9 \)
\( 10 \)