a rectangular piece of land measures 0.5 kilometre by 0.3 km.Each side is to be fenced with 3 rows of wires.What is the total length of wire needed.
please answer me....
Answers
Answered by
1
Answer: 8.4 km
Step-by-step explanation:
Length of land = 0.5 km = 500m
Breadth of land = 0.3 km = 300 m
Perimeter of land = 2 (l+b)
= 2 ( 500 + 300)
= 2 x 800
= 1600 m
The land is to be fenced 3 times.
∴ total length of wire needed = 3 x perimeter of land
= 3 x 1600
8400 m
8.4 km
Similar questions