Basically add up all the sides... And that's the perimeter don't forget to add your units
Plutons. It is 100% correct.
here is the definition of a pluton to prove my point:
<span>In geology, a pluton is a body of intrusive igneous rock, called a plutonic rock. It is crystallized from magma slowly cooling below the surface of the Earth. </span>
The international conference on population and development was held in Cairo, Egypt in 1994.