typo: is changed to as

pb82 · pb82 · commit 3730e803d4d8 · 2015-07-23T01:46:45.000+02:00
diff --git a/pages/Mixins.md b/pages/Mixins.md
@@ -66,7 +66,7 @@ function applyMixins(derivedCtor: any, baseCtors: any[]) {
 
 # Understanding the sample
 
-The code sample starts with the two classes that will act is our mixins.
+The code sample starts with the two classes that will act as our mixins.
 You can see each one is focused on a particular activity or capability.
 We'll later mix these together to form a new class from both capabilities.
 
