On the grid below, points Q, R, and S represent three vertices of a rectangle. What are the coordinates of point T, the vertex that will complete rectangle QRST? Click to see the figure

On the grid below, points Q, R, and S represent three vertices of a rectangle. What are the coordinates of point T, the vertex that will complete rectangle QRST? Click to see the figure

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Look at the vertex-edge graph. How many different paths can be traveled from vertex A to vertex D by visiting a vertex only once?

Look at the vertex-edge graph. How many different paths can be traveled from vertex A to vertex D by visiting a vertex only once?

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