diff --git a/klasser/firkant.py b/klasser/firkant.py
new file mode 100644
index 0000000..02e64ab
--- /dev/null
+++ b/klasser/firkant.py
@@ -0,0 +1,11 @@
+
+class firkant:
+    def __init__(self, lg: int, br: int):
+        self.laengde = lg
+        self.bredde = br
+    
+    def areal(self):
+        return self.laengde * self.bredde
+    
+min_firkant = firkant(10, 10)
+print("Arealet er:", min_firkant.areal())
\ No newline at end of file