# Create a chart Within a dashboard, you can present data visually with bar, pie, line, dial, and area charts. To create a chart, first use the Query Editor to select a data source on which the chart is based. After defining the data source, use the Chart Designer to create a chart that presents the data in the dashboard. The following tutorials include the basic steps for creating a dashboard chart. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.pentaho.com/pba/pentaho-dashboard-designer-cp/create-a-chart.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.