Question

6. Each side of a square flower bed is 2 m 80 cm long. It is extended by digging a strip 30 cm
wide all around it. Find the area of the enlarged flower bed and also the increase in the area
of the flower bed.
Hint. Increase in area = |(340)2-(280) cm?​

Answer 1

Area of sheet of paper =35×25=875cm

2

Area of piece cut out=[25×5×2+(35−10)×5×2]cm

2

Area of remaining portion=875cm

2

−500cm

2

=375cm

2