Can someone please show an a a example and how you do ratinolan numbers? I don’t understand stand them that very well

State one method by which you can recognize a perfect square trinomial.

How can you find the mean absolute deviation (mad) for this set of data?

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat