Question

how to get perimeter?

Answer 1

Answer:

perimeter is the length of the outline of a shape. To find the perimeter of a rectangle or square you have to add the lengths of all the four sides. x is in this case the length of the rectangle while y is the width of the rectangle. The area is measurement of the surface of a shape.

Answer 2

Step-by-step explanation:

Perimeter is the sum of all sides.hence to get a perimeter add up all the sides .To make this work easier, Mathematicians have derived some formulae. Followimg are the formulae:

1. Rectangle: 2(l+b)
2. Square : 4 ×s
3. Triangle : 1/2(b×h) etc.