1. An 10-inch-by-11-inch transparency sheet is placed on an overhead projector. If the projector enlarges 300%, what will be the lengths of the sides of the projection? How does the perimeter of the original transparency sheet compare to the perimeter of the projection? 2. Determine whether the circles in the diagram below are concentric. Explain your reasoning. 3. In OM, chords OR and ST intersect at U. Determine TU if QU = 6, RU = 9, and SU = 7. O 4. Add the two matrices below. 5. On a floor plan, a porch in the shape of a trapezoid has an area of 2.5 square feet. If the floor plan has a scale of 1 : 15, what will be the actual area, in square feet, of the porch when it is built? 6. The diagram below shows the first two iterations of a fractional pattern. Draw the third iteration. ORIGINAL 1 ST ITERATION 2 ITERATION7. Find the measure of ZA in the triangle below. Round your answer to the nearest degree 749 8. In the diagram below, find 0 to the nearest degree. 9. A rectangle is one-fifth as tall as it is long. If its height is reduced to one-half of its current height, what is the ratio of the new rectangle's perimeter to the original rectangle's perimeter? 10. Add the vectors a = (0, 6), and b = (10, 0), and find the magnitude and angle from the horizontal of the resultant vector. Round your answers to the nearest hundredth. 11. Find c in the diagram below. Round your answer to the nearest tenth.12. Rico and Jane are standing on a bike path looking at a tree, as shown in the diagram below. Jane is two times as far from the tree as Rico is. What is the approximate ratio of Jane's distance from Rico to her distance from the tree? Tree Rico Bike path Jane 13. A spherical globe has a radius of 9 inches. What is the surface area of the globe to the nearest hundredth of a square inch? (Use calculator n number.) 14. The two similar rectangular pyramids shown below have a scale factor of 5 : 4. Determine the perimeter, in inches, of the smaller pyramid's base. 3. 1 in. 6.8 in. 15. The equation of a circle is x3 + 1 = 36. Apply a dilation centered at the origin with a scale factor of 2. What is the new equation of the circle? 16. Determine whether there is a solution for the system of linear equations below. If not, explain why not. y = 3x + 1 3v +2 = 6x -1 17. Solve the strict inequality 2x + 6y