In the diagram, the lengths of four of the sides of the figure are shown in terms of x.

Assuming that x 6= 0, the perimeter of the figure is

(A) 8x    (B) 9x    (C) 12x      (D) 11x     (E) 10x

 

In the diagram, what is the length of sides and ? What is the perimeter of rectangle ? 

The base of an isosceles triangle is 3cm less than the length of the equal sides. If the perimeter of the triangle is 36cm, find the length of each of the sides.

What is the perimeter of the semicircle shown in the figure below? Take to be .