Answered

a rectangular grass lawn is 85m long and 60m wide. There is a concrete walk 3m wide around it. Find the area of the concrete walk?

Sagot :

Jessviz
A=LW
A=85m x 60m
A=5100 sq.m

A=88m x 63m
A=5544 sq.m

5544-5100=444 sq.m