how to build path in android studio

For build path in the android studio look like different in eclipse user.

For adding others SDK ( like Google admob sdk ) in an android studio on your application Project. simple doing flowing this steep.

File -> Project structure -> Modules -> Sources -> Add content root

First, select your project Go to File and Select Project structure  option

On Project structure Windows See [Project Settings] you can select  [module] on module section you can see [ + add Content Root ] by clicking opening a new window [select content root directory].

Here you can select your sdk location  (.jar) file .

Select file and click OK .

Finally Adding your sdk  location click Apply.

Done you can successfully add sdk on you project