Find the coordinate if a if m(6, -1) is the midpoint of ab and b has the coordinate (8,-7)

List the elements of the set in roster notation. (enter empty or ∅ for the empty set.) {x | x is a letter in the word hippopotamus}

The soup shack usually makes tomato soup with 99 tomatoes for every 1212 cups of soup. today, they made 88 cups of soup with 66 tomatoes. how does today's soup compare to the usual recipe?

1. what is the measure of ∠abc? what is the measure of ∠abd?