Question

Area of square paper is 625 sq cm . if 18 cm length and 9 cm breadh a rectangular paper is cut from that square paper is cut

Answer 1

Step-by-step explanation:

Length of a rectangle (l)=45cm

⇒  Breadth of a rectangle (b)=5cm

⇒  Area of a rectangle =l×b=45×5=225cm2

It is given that area of rectangle and square are same.

∴  Area of square =225

⇒  a2=225

∴  a=15cm

∴  The side of the square is 15cm.