Determine if lines AB and CD are parallel, perpendicular, or neither. A(-4,7), B(-2,6), C(2,-2), D(-8,3)

The number of electoral votes each state is assigned is determined by the size of its population every ten years. the chart shows the number of electoral votes california was assigned each decade of the past century. what is the 3rd quartile of the data?

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?