diff --git a/02-triangleArea/index.js b/02-triangleArea/index.js
index 7628fcd..00121cc 100644
--- a/02-triangleArea/index.js
+++ b/02-triangleArea/index.js
@@ -1,3 +1,4 @@
-export function triangleArea(base, height) { 
+export function triangleArea(base, height) {
   // your code here
-} 
\ No newline at end of file
+  return (base * height) / 2;
+}