diff --git a/circle_area.py b/circle_area.py
index 513d6f7..7a93baf 100644
--- a/circle_area.py
+++ b/circle_area.py
@@ -1,6 +1,12 @@
 # circle_area.py
 # --------------
 # By MWC Contributors
+import math #imports pi constant 
 
+##Refactor with a function##
 print("This program will calculate the area of a circle.")
 radius = float(input("What is the circle's radius? "))
+def circleArea(radius):
+    return math.pi * (radius ** 2)
+ 
+print(circleArea(radius))
\ No newline at end of file
diff --git a/greetings.py b/greetings.py
index 2d878a6..141e773 100644
--- a/greetings.py
+++ b/greetings.py
@@ -1,7 +1,7 @@
 # greetings.py
 # ------------
-# By MWC contributors
+# By Louis Cooper
 
-my_name ="Chris"
+my_name = input("What is your name? ")
 greeting = "Hello, " + my_name
 print(greeting)
diff --git a/shapes.py b/shapes.py
index 731ec39..bab03ce 100644
--- a/shapes.py
+++ b/shapes.py
@@ -1,11 +1,23 @@
 # shapes.py
 # ---------
-# By MWC contributors
+# By Louis Cooper
 
 from turtle import *
 
 def triangle(side_length):
-    pass
+    for i in range(3):
+        forward(side_length)
+        right(120)
+        
+        
+
 
 def rectangle(height, width):
-    pass
+    for i in range(2):
+        forward(width)
+        right(90)
+        forward(height)
+        right(90)
+ 
+#rectangle(200, 100)
+#triangle(100)
\ No newline at end of file