the length of a rectangular hall is 3 meters less than thrice its breadth. if its perumeter is 66 then its length and breadth are
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Answer:
L=24m
B=9m
Step-by-step explanation:
Given:
P=66m
L=3B-3
To find:
length and breadth of the hall
Solution:
P = 66
66=2(L+B) [from given L=3B-3]
3B-3+B=66/2
4B=33+3
B=36/4
B=9m
∴L=3b-3
L=3(9)-3
L=27-3
L=24m
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