1. What is the x-coordinate of the point in the standard (x, y) coordinate plane at which the two lines y = -2x + 7 and y = 3x - 3 intersect?
2. Which of the following data sets has the smallest standard deviation?
3. Parallelogram ABCD, with dimensions in inches, is shown in the diagram below. What is the area of the parallelogram, in square inches?
4. If b = a + 3, then (a - b)4 = ?
5. A park has the shape and dimensions, in miles, given below. The park office is located halfway between point A and point D. Which of the following is the location of the park office from point A? (Note: The park's borders run east-west or north-south.)
6. The larger of two numbers exceeds three times the smaller number by 4. The sum of twice the larger number and 4 times the smaller number is 58. If x is the smaller number, which equation below determines the correct value of x?
7. What is the amplitude of the function ?
8. What is the amplitude of the function
9. The ratio of the side lengths for a triangle is exactly 7:11:13. In a second triangle similar to the first, the shortest side is 9 inches long. To the nearest tenth of an inch, what is the length of the longest side of the second triangle?
10. In the figure below, ABCD is a trapezoid. E lies on line AD, and angle measures are as marked. What is the measure of angle CDB?