HMH Integrated Math 1 Author:Timothy Kanold, Edward Burger, Juli Dixon, Matthew Larson, Steven Leinwand Part of the GO MATH! Series. Volume 2. Unit 6 - Exponential Relationships. Unit 7 - Transformations and Congruence Unit 8 - Lines, Angles, and Triangles. Unit 9 - Quadrilaterals and Coordinate Proof.