Question

Each side of a square garden is 1 m 50 cm long. It is extended by planting more flowers in a strip of 20 cm width all around it. Find the area of the enlarged garden and also the increase in the area of the garden.
(Steps to be shown)
(Please answer it fast its urgent!!!!)

Answer 1

present side=150 cm.
by adding÷
side = 170 cm

old area =150×150. cms
new area= 170×170. cms

area increased = new area - old area.
= 28900 cm^2 - 22500cm^2
thus...area inc..=6400cm^2