1. Ch. 2 Review
Questions

2. True or False:
if
then and
are complementary
90321 mmm
,2,1 3

3. True or False:
If M is a midpoint of
, then AM=MB
AB

4. What is the hypothesis of:
Billy will have a lemonade stand
only if it is sunny outside ?

5. Name the property that justifies:
If and
then
21 32
31

6. True or False:
If a conditional statement is
true, then its converse is true

7. Name the property that
justifies:
X+5=16, then x=11

8. Name the property that
justifies:
AB = AB

9. True or False:
Perpendicular lines form
congruent adjacent angles

10. Always, Sometimes, Never:
Right Angles are
________________ congruent

11. Construct the conditional
statement:
Hypothesis: the ray is a bisector
of an angle
Conclusion: the ray divides the
angle into 2 congruent angles

12. What phrase does a Biconditional
statement always contain?

13. What do we call angles 1 and 2?
1
2

14. What can we call angles 1 and 3?
1
3

15. True or False:
If and then
angle 1 and 2 are complementary:
1
2
301m 602m

16. Given the diagram, name the
theorem, definition, or postulate that justifies
the statement:
B
A
C
D
1 2
3 4
If ray AD bisects
Then 21
BAC

17. Given the diagram, name the
theorem, definition, or postulate that justifies
the statement:
B
A
C
D
1 2
3 4
BD + DC = BC

18. Given the diagram, name the
theorem, definition, or postulate that justifies
the statement:
B
A
C
D
1 2
3 4
If D is the midpoint of
,
then BD = ½ BC
BC

19. Given the diagram, name the
theorem, definition, or postulate that justifies
the statement:
B
A
C
D
1 2
3 4
If D is the midpoint
of , then DCBDBC

20. True or False:
If three points are non-
collinear, then they can still be
coplanar

21. True or False:
If two angles are right
angles, they are always
congruent

22. How many congruent angles
do these perpendicular lines
form:

23. True or False:
If a line is in a vertical
plane, then the line is vertical.

24. What can be used as reasons
in proofs?
(multiple answers)

25. True or false:
If two angles are supplementary to
the same angle, they are
supplementary to each other

26. True or False:
If AM=BM, then M is a midpoint
of AB