Segment and Angle Proofs Practice

Fill in the reason for 5. 

• Addition Postulate

• Substitution property

• Definition of midpoint

• Segment Addition Postulate

Which of the following choices are in the correct order to fill in the proof?

• Given; Segment Addition Postulate; Substitution; Definition of midpoint; Addition; Simplify

• Given; Definition of midpoint; Addition; Simplify; Segment Addition Postulate; Substitution

• Given; Substitution; Addition, Simplify; Definition of midpoint; Segment Addition Postulate

Fill in the reason for number 3. 

• Angle Addition Postulate

• Addition Property

• Definition of congruent angles

• Given

Which option best fills in the blank in the proof?

• Substitution Property

• Definition of Linear Pair

• Definition of Supplementary Angles

• Angle Addition Postulate

Which choice shows the Reasons in the proper order?

• Given; Definition of a Right Angle; Angle Addition Postulate; Definition of Complementary; Substitution

• Given; Definition of a Right Angle; Substitution; Angle Addition Postulate; Definition of Complementary

• Given; Definition of a Right Angle; Angle Addition Postulate; Substitution; Definition of Complementary

Which fills in Reason 5 ?

• Linear Pair Theorem

• Vertical Angle Theorem

• Definition of Angle Bisector

• Symmetric Property of Congruence

Complete the Proof with the given labels. The givens have been labeled for you.

a

b

c

d

e

f

g

Reflexive

Def of Congruent Angles

Subtraction

Given (3)

Given (1)

Substitution

Def of Complementary Angles

Fill in the reason for number 3. 

• Reflexive property

• Symmetric Property

• Transitive property

• Substitution property

Fill in the statement for number 4. 

• RA=RE +AE

• EL = EA + AL

• RE +EA= EA +AL

• RA = EL

Find the value of x.

• 22

• 28

• 23

• 30