diff --git a/circle_area.py b/circle_area.py
index 513d6f7..07ee054 100644
--- a/circle_area.py
+++ b/circle_area.py
@@ -4,3 +4,6 @@
 
 print("This program will calculate the area of a circle.")
 radius = float(input("What is the circle's radius? "))
+pi=3.14
+circle_area=pi*radius*radius
+print(circle_area)
diff --git a/draw_with_shapes.py b/draw_with_shapes.py
index 38eb934..2d7754d 100644
--- a/draw_with_shapes.py
+++ b/draw_with_shapes.py
@@ -7,17 +7,17 @@ from shapes import triangle, rectangle
 
 def flyto(x, y):
     penup()
-    goto(x, y)
+    goto(x,y)
     pendown()
 
-flyto(-100, 0)
-triangle(40)
-triangle(60)
-triangle(80)
+flyto(100, 0)
+triangle(90)
+triangle(100)
+triangle(90)
 triangle(100)
 flyto(100, 0)
 rectangle(10, 90)
-rectangle(20, 80)
+rectangle(50, 80)
 rectangle(30, 70)
 rectangle(40, 60)
 rectangle(50, 50)
diff --git a/greetings.py b/greetings.py
index 2d878a6..509bf48 100644
--- a/greetings.py
+++ b/greetings.py
@@ -2,6 +2,6 @@
 # ------------
 # By MWC contributors
 
-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..ee0d35f 100644
--- a/shapes.py
+++ b/shapes.py
@@ -5,7 +5,18 @@
 from turtle import *
 
 def triangle(side_length):
-    pass
-
+    forward(side_length)
+    left(120)
+    forward(side_length)
+    left(120)
+    forward(side_length)
+    left(120)
 def rectangle(height, width):
-    pass
+    forward(width)
+    left(90)
+    forward(height)
+    left(90)
+    forward(width)
+    left(90)
+    forward(height)
+    left(90)
\ No newline at end of file