Sonal is making a display board for the school. The display board is a 4m by 3 m . She needs to add a ribbon border around the entire display board. What is the length of ribbon that she needs?
Answers
Answered by
1
Length = 4cm
Breadth=3cm
P=2(l+b)
=2(4+3)
2*7
14
Breadth=3cm
P=2(l+b)
=2(4+3)
2*7
14
Answered by
0
Answer:
14 m
Step-by-step explanation:
Length of board= 4 m
Width of board= 3 m
Required length of ribbon= Perimeter of board
Perimeter= 2 (l+b) units
= 2 (3+4)
= 2×7
= 14 m
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