Question

Formula of square and rectangle​

Answer 1

Answer:

Formula for geometrical figures

Perimeter formula

Square 4 × side

Rectangle 2 × (length + width)

Parallelogram 2 × (side1 + side2)

Triangle side1 + side2 + side3

Answer 2

Answer:

1. In other words, the area of a square is the product of the length of each side with itself. That is, Area A = s x s where s is the length of each side of the square. For example, the area of a square of each side of length 8 feet is 8 times 8 or 64 square feet.
2. A = l × b. The area of any rectangle is calculated, once its length and width are known. By multiplying length and breadth, the rectangle's area will obtain in a square-units dimension