The base and height of a parallelagram must be perpindicular
true or false

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

Orly uses 2 cups of raisins for every 12 cups of trail mix she makes. how many cups of trail mix will she make if she uses 8 cups of raisins?

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?