Proving and using geometric properties

Complete with <, >, or =.

• <
• >
• =

What is #3 Reason?

• Alternate Exterior Angles

• Alternate Interior Angles

• Vertical Angles

• Angle Bisector

In this proof, what definition did we accept as true - note that both of these definitions are true, which one did the video use

• that the midpoint of a line cuts the line into equal line segments

• that the angle bisector cuts and angle into two equal angles

Find the missing length.

• 25

• 15

• 6

• 16

What is the justification?

• Definition of an Angle Bisector

• Complementary Angles Theorem

• Definition of a Right Angle

• Angle Addition Postulate

• 30

• 60

• 120

• 180

Complete with <, >, or =.

• <
• >
• =

Which proportion can be used to find side 'x'?

• 
• 
• 
• 

Solve for x.

• 10

• 9

• 6

• 5

Find the value of z.

• 6

• 12√5

• 12

• 5