what is the minimum value for the vertices on the plot of y in r? where is the minimum y in convex hull which condition is a convex hull convex hull in r what is the hull in r can i draw four vertexes in r how to find a rectangle in r r convex hull meaning how to draw a convex hull in R what is the x and y value in r what is the value of the convex hull in r what is the minimum y in r how to draw a convex hull convex hull in r how to find minimum x y value in r what's the minimum for a concave hull? what is the value of x and y in r? when defining convex hull can you draw a polygon that has four vertices how to draw convex hull in r