Question

which of the following shapes have the same perimeter ?
an equilateral triangle of side 4 cm​

Answer 1

Answer:

A two-dimensional equable shape (or perfect shape) is one whose area is numerically equal to its perimeter. For example, a right angled triangle with sides 5, 12 and 13 has area and perimeter both have a unitless numerical value of 30.

hope it's help you