Merge pull request 'feat(triangleArea): Adicionando o algoritmo que retorna a area de um triangulo.' (#2) from feature/triangleArea into development

Reviewed-on: #2

02-triangleArea/index.js

@@ -1,3 +1,4 @@
-export function triangleArea(base, height) { 
-  // your code here
-} 
+export function triangleArea(base, height) {
+  let area = (base * height) / 2;
+  return area;
+}