if the length and breadth of a rectangle are 4a and 6a metres respectively,what is its perimeter
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Answered by
2
Answer:
perimeter=2(4a+6a)=2*10a=20a
Answered by
1
Step-by-step explanation:
- Perimeter of rectangle is 2(l+b)
- 2(4+6)=2(10)
- 2*10
- 20
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