diff --git a/.gitignore b/.gitignore
index b58f607..84ea098 100644
--- a/.gitignore
+++ b/.gitignore
@@ -58,3 +58,6 @@ target/
 
 # Vim swap files
 *.swp
+
+# Mac Rubbish
+.DS_Store
diff --git a/Tutorial.md b/Tutorial.md
index 289dc29..a49014c 100644
--- a/Tutorial.md
+++ b/Tutorial.md
@@ -270,7 +270,7 @@ You can check to see what files are in a directory with the `ls` command. You sh
 
 Make functions to draw triangles, pentagons and hexagons, and add them to the `shape.py` module.
 
-**HINT 1:** The angle for a triangle is 60, for a pentagon is 72, and for a hexagon is 60.  
+**HINT 1:** The angle for a triangle is 120, for a pentagon is 72, and for a hexagon is 60.  
 **HINT 2:** Remember — You can edit the `shape.py` module by navigating to `~/Documents/python-modules`, and editing the `shape.py` file with `nano`:
 
 ~~~ {.bash}