Level 1: Volume 1 - Reflect on This – Quiz 2

2.1	Identify each set of angle measures as supplementary, complementary, or neither.   Justify your answers. 

a.	32°, 58°		b.	 63°, 137°		c.	34°, 146° 

d.	91°, 89°		e.	55°, 35°		f.	110°, 40°, 20°

2.2	Determine the supplement and complement of each angle below: 

					Supplement			Complement

a.  50°				__________			__________

b.  63°				__________			__________

c.  41°				__________			__________

d.  h°, where h < 90		__________			__________

2.3	To determine the proper angle for cutting a board, carpenters often use a tool called a carpenter's square.  As shown below, a carpenter's square forms a right angle and has dimension markings on each of its legs. 

In the following diagram, a carpenter's square has been placed on a board.  Use this diagram to answer Parts a and b.

a.	Identify all the pairs of complementary angles. 

b.	Identify all the pairs of supplementary angles.
 
c.	In the diagram above, <CHI measures 28°.  The board was cut along segment BJ.  The two resulting pieces were placed as shown below.  What regular polygon could be created using <KJE?  Explain.