1.
Which property of equality justifies the statement
if
x
– 2 = 9, then
x
= 11?
A.
Addition Property of Equality
B.
Symmetric Property of Equality
C.
Transitive Property of Equality
D.
Multiplication Property of Equality
Hint
2.
Which statement shows the Transitive Property of Equality?
A.
If
AB
=
CD
, then
CD
=
AB
.
B.
If
and
then
C.
If
AB
=
CD
and
AB
=
EF
, then
D.
If
AB
+
BC
=
DE
+
BC
, then
AB
=
DE
.
Hint
3.
Justify step 2 in solving
A.
Subtraction Property (=)
B.
Distributive Property (=)
C.
Division Property (=)
D.
Multiplication Property (=)
Hint
4.
Complete the proof.
A.
Addition Property (=)
B.
Angle Addition Property
C.
Substitution Property (=)
D.
Transitive Property
Hint
5.
Which cannot be used as a reason in a proof?
A.
Algebra properties
B.
postulates
C.
conjectures
D.
Definitions
Hint