A rectangle with a width of 2\:cm and a length of 18\:cm has the same area as a square with a side length of

**Answer Choices**

A. 6\:cm

B. 12\:cm

C. 9\:cm

D. 10\:cm

E. 8\:cm

A rectangle with a width of 2\:cm and a length of 18\:cm has the same area as a square with a side length of

**Answer Choices**

A. 6\:cm

B. 12\:cm

C. 9\:cm

D. 10\:cm

E. 8\:cm