## Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole

# Chapter 4 - Section 4.4 - The Trapezoid - Exercises - Page 200: 2

#### Answer

m$\angle$C=117$^{\circ}$ m$\angle$A=62$^{\circ}$

#### Work Step by Step

m$\angle$B+m$\angle$C=180 63+m$\angle$C=180 m$\angle$C=180-63 m$\angle$C=117$^{\circ}$ m$\angle$A+m$\angle$D=180 m$\angle$A+118=180 m$\angle$A=180-118 m$\angle$A=62$^{\circ}$

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