1.
In the figure,
ABCD
is a square. Which of the following is a valid conjecture about points
A
,
B
,
C
, and
D
?
A.
AB
+
CD
= 12
B.
AB
=
BD
C.
AB
=
CD
D.
None of the statements are valid conjectures.
Hint
2.
Refer to the figure. If
G
is the midpoint of
, which conjecture is true?
A.
intersects
at exactly two points.
B.
C.
None of the statements are true.
D.
is exactly 5 feet long.
Hint
3.
Determine if the following conjecture is true or false? Explain.
Given:
x
2
= 4
Conjecture:
x
= 4 or
x
= -4
A.
False; the square root of 4 is 2 or -2.
B.
False; the square root of a positive number is always a positive number.
C.
True; two answers are always more accurate than one answer.
D.
True; squaring a positive number results in a positive number and squaring a negative number results in a positive number.
Hint
4.
Make a conjecture based on the following information.
M
is obtuse.
A.
m
M
= 30
B.
M
is acute
C.
M
is straight
D.
m
M
is not 180
Hint
5.
A certain basketball team had 7 wins and 12 losses in a season. Which is a valid conjecture based on this information?
A.
The team was undefeated.
B.
The team won their last 5 games.
C.
The team finished 5th in their conference.
D.
The team played 19 games..
Hint