Subject :NCO Class : Class 5

A rectangular piece of paper is folded into a shape as shown in the adjoining figure. The area of the figure is 144 cm2. What is the area of the piece of paper before it was folded?

(a) 148 cm^{2}

(b) 126 cm^{2}

(c) 144 cm^{2}

(d) 162 cm^{2}