consider noncollinear points A, B, and C. If each line must contain two of the points, what is the total number of lines that are determined by these points?

For each of the following pairs of points, find the length of AB. a. A(0,5), B(0,4) b. A(0,15), B(36,0) c. A( 19, 14), B( 24, 15)

5. Find the values of k so that the lines ==== 2+2 and 7+¹=2 are perpendicular. 2+3

The diagram represents a portion of a small city. Maple Street and Pine Street run exactly east to west. Oak Avenue runs exactly north to south. All of the streets remain straight. Maple St. Pine St. Elm St. Birch St. Which statement must be false, based only on the given information? Maple Street and Pine Street are parallel. If more of the map is shown, Elm Street and Oak Avenue will not intersect. Oak Avenue and Maple Street are perpendicular. Pine Street intersects both Birch Street and Elm Street.