Practice solving problems using angle relationships with this seventh-grade geometry worksheet! Using their knowledge of complementary, supplementary, vertical, and adjacent angles, students will need to set up and solve 12 unique equations in order to find the value of the given variable in each problem. With two pages of practice problems, this worksheet is a helpful way to build important geometry problem-solving skills that students will use in upper-level math courses. For more targeted practice, be sure to check out the Solving Problems Using Angle Relationships #2 worksheet next!