| |
| |
1. |
Looking at several specific situations to arrive at an educated guess is called __________. |
| |
|
A. |
a conjecture |
B. |
inductive reasoning |
| |
|
C. |
guessing |
D. |
deductive reasoning |
| |
|
Hint |
|
| |
2. |
Make a conjecture based on the following information. For points A, B, and C, AB = 2, BC = 3, and AC = 4. |
| |
|
A. |
A, B, and C are collinear. |
| |
|
B. |
A, B, and C form a right triangle. |
| |
|
C. |
A, B, and C are noncollinear. |
| |
|
D. |
A, B, and C form on equilateral triangle. |
| |
|
Hint |
|
| |
3. |
In the figure, ABCD is a square. Which of the following is a valid conjecture about points A, B, C, and D? |
| |
|
 |
| |
|
A. |
None of the statements are valid conjectures. |
B. |
AB + CD = 12 |
| |
|
C. |
AB = CD |
D. |
AB = BD |
| |
|
Hint |
|
| |
4. |
Daniel wants to send Jasmine flowers for her birthday. At the flower store, he can choose between roses, irises, or carnations. The salesperson tells Daniel that 50% of the customers buy roses, 30% buy carnations, and 20% buy irises. Which of the following is a valid conjecture? |
| |
|
A. |
Daniel will buy Jasmine irises. |
B. |
The salesperson likes carnations. |
| |
|
C. |
Jasmine will be excited to receive flowers for her birthday. |
D. |
More customers buy roses than carnations. |
| |
|
Hint |
|
| |
5. |
Make a conjecture based on the following information.  M is obtuse. |
| |
|
A. |
mM = 30 |
B. |
M is straight |
| |
|
C. |
mM is not 180 |
D. |
M is acute |
| |
|
Hint |
|
|
|