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1. |
In the figure, ABCD is a square. Which of the following is a valid conjecture about points A, B, C, and D? |
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A. |
AB = CD |
B. |
AB = BD |
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C. |
AB + CD = 12 |
D. |
None of the statements are valid conjectures. |
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Hint |
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2. |
Marita always listens to her favorite radio station, an oldies station, when she drives her car. Every morning she listens to her radio on the way to school. On Monday, she turns on her car radio and it is playing country music. Which of the following is a valid conjecture for why her radio is playing different music? |
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A. |
Her favorite station has changed their morning program to include country music. |
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B. |
All statements are valid conjectures. |
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C. |
Someone used her car during the weekend and changed the station. |
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D. |
A country music station bought out her favorite music station over the weekend. |
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Hint |
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3. |
Refer to the figure. If G is the midpoint of , which conjecture is true? |
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A. |
None of the statements are true. |
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B. |
intersects at exactly two points. |
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C. |
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D. |
is exactly 5 feet long. |
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Hint |
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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? |
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A. |
Daniel will buy Jasmine irises. |
B. |
The salesperson likes carnations. |
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C. |
More customers buy roses than carnations. |
D. |
Jasmine will be excited to receive flowers for her birthday. |
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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. |
counterexample |
B. |
possibility |
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C. |
guess |
D. |
theorem |
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Hint |
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