The four folded parts of an envelope are opened up to create this figure. What is the surface area of one side of the unfolded envelope?
2 cm
3 cm
6 cm
3 cm
OA
25 square centimeters
OB. 37 square centimeters
OC. 50 square centimeters
OD. 64 square centimeters
4 cm
2 cm
Pls hurry