How can you prove the triangles are congruent?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

Spencer has 1/3 pound of nuts he divides them equally into 4 bags what fraction of a pound of nuts is in each bag