1. Which of the following is the set of all real numbers x such that x + 2 > x + 5?
2. Pentagons have 5 diagonals, as illustrated below. How many diagonals does the heptagon (7 sides) below have?
3. John wants to draw a circle graph showing his friends' favorite ice cream flavors. When he polled his friends asking each their favorite flavor of ice cream, 35% of his friends said chocolate, 20% of his friends said vanilla, 15% of his friends said strawberry, 25% of his friends said mint chocolate chip, and 5% of his friends said flavors other than those previously listed. What will be the degree measure of the vanilla sector of the circle graph?
4. If sin and , then tan θ = ?
5. Which of the following systems of inequalities is represented by the shaded region of the graph below?
6. If f(x) = 2x2 + 3, then f(x + h) = ?
7. Which of the following is the graph, in the standard (x, y) coordinate plane, of
8. A triangle, ÎABD, is reflected across the y-axis to have the image ÎAâ² Bâ² Dâ² in the standard (x, y) coordinate plane; thus, A reflects to Aâ². The coordinates of point A are (m, n). What are the coordinates of point Aâ²?
9. If x = 3r - 4 and y = 3r + 2, which of the following expresses y in terms of x?
10. What is cos given that and that cos(α - β) = (cos α)(cos β) + (sin α)(sin β)?