What must be true in order for 2 polygons to be similar

Write a method in the heapintpriorityqueue class called merge that accepts another heapintpriorityqueue as a parameter and adds all elements from the other queue into the current queue, maintaining proper heap order such that the elements will still come out in ascending order when they are removed. your code should not modify the queue passed in as a parameter. (recall that objects of the same class can access each other's private fields.)

Idon understand these and need some ! ?

What are the three parts to physical security standards for various types of army equipment and the risk level