In the diagram, which pair of angles are alternate interior angles? 1\2 5/6
4\3 8/7

○ Z2 and Z5
○ Z1 and Z7
○ Z5 and Z3
○ Z7 and Z4

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.