Can someone tell me whats the best way to do good on a state test

Each side length of the hexagons is 1, what’s the area of abc

At the county fair, animals are judged for the quality of their breeding and health. the animal pens are arranged in an array, with one animal in each pen. a barn can hold at most 10 rows of pens and at most 6 pens in each row, with room for people to walk around them. what different ways can the planners of the county fair arrange the pens for the horses and cows in the same barn?

If point a= (10,4) and b= (2,19) what is the length of ab 17 units 15 units 23 units 12 units