Answer:
1&4, 6&8, or 7&9 are all vertical angles.
Step-by-step explanation:
Vertical angles are angles directly across from each other. They also have the exact same measurement.
6, 8
7, 9
1, 4
they are congruent (same angle measure)
Total number of pizzas Juan ordered
Since, of pizzas have slices.
Therefore, number of pizzas with slices are:
pizzas
Also, since, of pizzas have slices.
Now, there are pizzas with slices and pizzas with slices.
Therefore, total number of slices of pizza are:
slices
Slope =(x2-x1/y2-y1)
=(3-7/2+3)
-4/5
slope =-4/5