Analyse the below given graph and answer the following questions:
A girl is preapring for her first marathon by running on a straight road. She uses a smartwatch to calculate her running speed at different intervals. The graph given below depicts her velocity versus time. Estimate the running distance based on the graph.
1. If the girl continues running with the final constant velocity shown on the graph, which of the following statements is true?
2. Estimated running distance from the graph \(=\) \(km\)