Need some geometry help

[Mjolinor]

rotate(a = [90, 0, 0]) {
linear_extrude(height = 4, center = true, convexity = 10, twist = 0)
translate([1, 0, 0])
square(r = 1);}


rotate (a = [0, 0, 90]){
rotate(a = [90, 0, 0]) {
linear_extrude(height = 4, center = true, convexity = 10, twist = 0)
translate([1, 0, 0])
square(r = 1);}
}


rotate (a = [0, 0, 180]){
rotate(a = [90, 0, 0]) {
linear_extrude(height = 4, center = true, convexity = 10, twist = 0)
translate([1, 0, 0])
square(r = 1);}
}




rotate (a = [0, 0, 270]){
rotate(a = [90, 0, 0]) {
linear_extrude(height = 4, center = true, convexity = 10, twist = 0)
translate([1, 0, 0])
square(r = 1);}
}