Which should i learn to make android games

Answer 1

The official language for Android development is Java. Large parts of Android are written in Java and its APIs are designed to be called primarily from Java. That said, it is possible to develop C and C++ apps using the Android Native Development Kit (NDK), however it isn't something that Google promotes.
So the answer is Java

http://www.androidauthority.com/want-develop-android-apps-languages-learn-391008/

Answer 2

Its your choice most languages can be used to make Android apps , but mostly Java is used for Android .