Plzz help and explain ur answer i might give brainliest

What is the distance between the points 4,10 and -3,-14 on the coordinate plane

Need plz been trying to do it for a long time and still haven’t succeeded

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