1.
Which property of equality justifies the statement
if
x
– 2 = 9, then
x
= 11?
A.
Symmetric Property of Equality
B.
Addition 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
and
AB
=
EF
, then
B.
If
AB
=
CD
, then
CD
=
AB
.
C.
If
and
then
D.
If
AB
+
BC
=
DE
+
BC
, then
AB
=
DE
.
Hint
3.
Justify step 2 in solving
A.
Subtraction Property (=)
B.
Multiplication Property (=)
C.
Division Property (=)
D.
Distributive Property (=)
Hint
4.
Complete the proof.
A.
Addition Property (=)
B.
Angle Addition Property
C.
Transitive Property
D.
Substitution Property (=)
Hint
5.
The starting point of a proof is the _____ of the conditional and the end is the _____ of the conditional.
A.
statement, reason
B.
conjecture, justification
C.
conclusion, hypothesis
D.
hypothesis, conclusion
Hint