Question

How Metal washer of 2cm and 1cm can be cut from rectangular sheet of 3m and 1m?

Answer 1

Area of rectangular sheet= 3m×1m= 3m^2
Area of metal washer= 2cm×1cm= 2cm^2
Convert cm^2 into m^2= 2/ 10000 m^2= 0.0002m^2
Metal washer can be cut= 2×10000/2= 10000

Answer 2

here's ur answer....

area of rectangular sheet=l×b

=3×1

=3m²

area of metal washer=l×b

=2×1t

=2m²

if 2m² of metal washer is cut from the metal sheet, then sheet left=3-2

=1m²

hope this helps...