He ratio between the length and the perimeter of a rectangular plot is 1:3. what is the ratio between the length and breadth of the plot?
Answers
Answered by
6
Given, ratio of length and perimeter = 1:3 (rectangular plot)
perimeter = 2*(l+b), where l=length, b=breadth
l:2(l+b) = 1:3
l==1; 2(l+b)==3
2(1+b)=3
1+b = 3/2
b = 3/2 - 1 = 1/2
l:b = 1 : 1/2 = 2:1
Ratio of length and breadth = 2:1
perimeter = 2*(l+b), where l=length, b=breadth
l:2(l+b) = 1:3
l==1; 2(l+b)==3
2(1+b)=3
1+b = 3/2
b = 3/2 - 1 = 1/2
l:b = 1 : 1/2 = 2:1
Ratio of length and breadth = 2:1
Similar questions