The distance between two points is the number of units between them.
The step should they take next is to (a) Find the midpoint of the segments which connect their houses.
From the attached figure, we can see that the endpoints of the triangle have already been drawn and joined together.
The next step is to calculate the centroid of the triangle.
To calculate the centroid, they need the midpoint of the side lengths of the triangle.
Hence, the next step is to: (a) Find the midpoint of the segments which connect their houses.
Read more about centroids at:
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