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1. |
Looking at several specific situations to arrive at an educated guess is called __________. |
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A. |
inductive reasoning |
B. |
deductive reasoning |
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C. |
guessing |
D. |
a conjecture |
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Hint |
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2. |
Make a conjecture based on the following information. For points A, B, and C, AB = 2, BC = 3, and AC = 4. |
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A. |
A, B, and C are noncollinear. |
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B. |
A, B, and C form on equilateral triangle. |
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C. |
A, B, and C are collinear. |
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D. |
A, B, and C form a right triangle. |
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Hint |
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3. |
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? |
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A. |
Daniel will buy Jasmine irises. |
B. |
Jasmine will be excited to receive flowers for her birthday. |
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C. |
The salesperson likes carnations. |
D. |
More customers buy roses than carnations. |
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Hint |
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4. |
Make a conjecture based on the following information.  M is obtuse. |
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A. |
M is acute |
B. |
mM is not 180 |
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C. |
M is straight |
D. |
mM = 30 |
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Hint |
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5. |
To show that a conjecture is false, you need to provide one _____. |
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A. |
theorem |
B. |
counterexample |
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C. |
guess |
D. |
possibility |
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Hint |
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