The perimeter of the isosceles triangle shown is 53\:cm. The value of x is

**Answer Choices**

A. 11

B. 21

C. 20

D. 19

E. 31

The perimeter of the isosceles triangle shown is 53\:cm. The value of x is

**Answer Choices**

A. 11

B. 21

C. 20

D. 19

E. 31