Question

perimeter formulas ​

Answer 1

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Perimeter of rectangle = 2×(l+b)

Perimeter of square = 4 × side or 4a

Perimeter of triangle = 3× side

Answer 2

Answer:

perimeter formulas

• Triangle =(sum of all sides)
• Circle = 2πr you can take value π as 3.14 or 22/7
• Square = 4×Side
• Rectangle =2(L+B)
• Right angle triangle

P= a+b√a^2+b^2

^ means square

• Hexagon=6×side
• Heptagon or septagon = 7×side
• Octagon or eight side figure= 8×side
• Nonagon=9×side
• Decagon=10 ×side