Area of a rhombus is 625 m²

we know that,

--> area = b * h

625 = 20 * DC

DC = 625/ 20

DC = 31.25 cm

--> area = b * h

625 = 25 * AD

AD = 625/ 25

AD = 25 cm

therefore two parallel sides are 31.25 cm and 25 cm