Olá fiz a configuração do mapa como foi pedido e o mapa no aplicativo não aparece, entre no site da google e verifiquei o API e aparentemente está tudo ok
API Google
Mensagem de Error
02-27 17:40:05.596 2910-3289/com.example.luisborges.agenda E/Google Maps Android API: Authorization failure. Please see https://developers.google.com/maps/documentation/android-api/start for how to correctly set up the map.
02-27 17:40:05.597 2910-3289/com.example.luisborges.agenda E/Google Maps Android API: In the Google Developer Console (https://console.developers.google.com)
Ensure that the "Google Maps Android API v2" is enabled.
Ensure that the following Android Key exists:
API Key: AIzaSyAYO60ZK6u-YeYDYaPcf9rTX-m22TQo-pk
Android Application (<cert_fingerprint>;<package_name>): 8F:E5:B3:DB:F6:B9:7D:43:E7:15:58:59:F8:3C:60:5E:D3:C7:3C:21;com.example.luisborges.agenda
GoogleMaps API
<resources>
<!--
TODO: Before you run your application, you need a Google Maps API key.
To get one, follow this link, follow the directions and press "Create" at the end:
https://console.developers.google.com/flows/enableapi?apiid=maps_android_backend&keyType=CLIENT_SIDE_ANDROID&r=8F:E5:B3:DB:F6:B9:7D:43:E7:15:58:59:F8:3C:60:5E:D3:C7:3C:21%3Bcom.example.luisborges
You can also add your credentials to an existing key, using these values:
Package name:
8F:E5:B3:DB:F6:B9:7D:43:E7:15:58:59:F8:3C:60:5E:D3:C7:3C:21
SHA-1 certificate fingerprint:
8F:E5:B3:DB:F6:B9:7D:43:E7:15:58:59:F8:3C:60:5E:D3:C7:3C:21
Alternatively, follow the directions here:
https://developers.google.com/maps/documentation/android/start#get-key
Once you have your key (it starts with "AIza"), replace the "google_maps_key"
string in this file.
-->
<string name="google_maps_key" templateMergeStrategy="preserve" translatable="false">AIzaSyAYO60ZK6u-YeYDYaPcf9rTX-m22TQo-pk</string>
</resources>