The perimeter of a rectangle is 20m. Its breadth is 2m less than its length.
Find its length and breadth
plz give give answer step by step
Answers
Answered by
1
Answer:
l = 6 m
b = 4 m
Step-by-step explanation:
Given:
Perimeter = 2(l+b) sq.units = 20m
b = l - 2m
To find:
l and b
Perimeter = 2(l+b) sq.units
20 = 2(l+b)
l + b = 20/2 = 10
subs b= l-2
l + l - 2 = 10
2l = 12
l = 6 m
b = l - 2 = 4 m
Hope it helps you:)
Answered by
1
Answer:
8 m is the answer
Step-by-step explanation:
let the breath be b
perimeter of rectangle=2l+2b
20=2×2+2×b
20=4+2b
20-4=2b
16=2b
16/2=b
8=b
hope it help
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