## Elementary Geometry for College Students (5th Edition)

Statements 2. m$\angle$1=m$\angle$2 and m$\angle$3=m$\angle$4 4. m$\angle$2+m$\angle$3=90$^{\circ}$ 6. $\angle$1 and $\angle$4 are complimentary Reasons 1. Given 3. Given 5. Substitution Property of Equality