CK-12 Geometry - Second Edition

http://www.ck12.org Chapter 6. Polygons and Quadrilaterals

28. Fill in the blanks for the proof of theConsecutive Angles Theorem

Given:ABCDis a parallelogramProve:m^61 +m^62 = 180 ◦

TABLE6.5:

Statements Reasons

1. Given
   2.m^61 =m^6 3 and ____
   3.m^61 +m^62 +m^63 +m^64 = 360 ◦
   4.m^61 +m^62 +m^61 +m^62 = 360 ◦


2. 2(m^61 +m^62 ) = 360 ◦


3. Division POE

Use the diagram below to find the indicated lengths or angle measures for problems 29-32. The two quadrilaterals
that share a side are parallelograms.

29.w

30.x

31.y

32.z

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