Merge pull request #29811 from rbrtmrtn/patch-1

Update hello-minikube.md

Author: k8s-ci-robot

content/en/docs/tutorials/hello-minikube.md

@@ -69,13 +69,13 @@ By default, the dashboard is only accessible from within the internal Kubernetes
 The `dashboard` command creates a temporary proxy to make the dashboard accessible from outside the Kubernetes virtual network.
 
 To stop the proxy, run `Ctrl+C` to exit the process.
-After the command exits, the dashboard remains running in Kubernetes cluster.
+After the command exits, the dashboard remains running in the Kubernetes cluster.
 You can run the `dashboard` command again to create another proxy to access the dashboard.
 {{< /note >}}
 
 ## Open Dashboard with URL
 
-If you don't want to open a web browser, run the dashboard command with the url flag to emit a URL:
+If you don't want to open a web browser, run the dashboard command with the `--url` flag to emit a URL:
 
 ```shell
 minikube dashboard --url
@@ -185,7 +185,7 @@ Kubernetes [*Service*](/docs/concepts/services-networking/service/).
 
 4. Katacoda environment only: Click the plus sign, and then click **Select port to view on Host 1**.
 
-5. Katacoda environment only: Note the 5 digit port number displayed opposite to `8080` in services output. This port number is randomly generated and it can be different for you. Type your number in the port number text box, then click Display Port. Using the example from earlier, you would type `30369`.
+5. Katacoda environment only: Note the 5-digit port number displayed opposite to `8080` in services output. This port number is randomly generated and it can be different for you. Type your number in the port number text box, then click Display Port. Using the example from earlier, you would type `30369`.
 
     This opens up a browser window that serves your app and shows the app's response.