Math 12
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Question 1 of 8
1. Question
Question 1:
In the diagram shown, C is the midpoint of segment BD and B is the midpoint of segment AD. If BC = 10, what is the measure of AC?
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Question 2 of 8
2. Question
Question 2:
An advertisement features a TV listed at 1/4 off the original price of $450. A 7% sales tax is applied to the purchase at checkout. If the customer pays $400 in cash, how much change, if any, does he get back?
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Question 3 of 8
3. Question
Question 3:
(x^{4} + 4)(x^{4} – 4) = ?
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Question 4 of 8
4. Question
Question 4:
If f(x) = 4x^{2} + 3 and g(x) = 2x^{2} – 4x, what is the value of f(g(2))?
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Question 5 of 8
5. Question
Question 5:
What is the area of the trapezoid shown?
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Question 6 of 8
6. Question
Question 6:
In trigonometry, an angle of 2∏/3 radians has the same sine and cosine as an angle that has which of the following measures in degrees?
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Question 7 of 8
7. Question
Question 7:
[noncalculator] Which of the following expressions is equal to 0 for some value of x?
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Question 8 of 8
8. Question
Question 8:
[calculator allowed] A hot dog stand uses the expression 3 + 1.25x to determine the cost of a hot dog with x toppings. How much do two hot dogs — one with 1 topping, the other with 4 toppings — cost?
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