### Home > AC > Chapter 3 > Lesson 3.1.7 > Problem3-68

3-68.

Copy and complete each of the Diamond Problems below. The pattern used in the Diamond Problems is shown at right.

Look at the diamond in the right-hand corner to find what belongs in the top and bottom diamonds.

Use the $x$ and y values given to find the $xy$ value and $x+y$ value.

See the hints in parts (a) and (b).