The length of a rectangular plot is 6m less than thrice it's breadth. Find the dimentions of the plot if it's perimeter is 148m?
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Answer:
l=54m
b=20m
Step-by-step explanation:
Given:
Perimeter(P)=148
Length =3(breadth) - 6
To find:
Breadth(b) and length(l)
Solution:
Perimeter=2( l + b )=148m
P=2(3b-6+b)=148
2(4b-6)=148
4b-6=148/2
4b=74+6
b=80/4
b=20m
∴ b=20;
l=3b-6
l=3(20)-6
l=60-6
l=54m
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