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Find the perimeter of a rhombus whose diagonals measure 12 and 16 .

 In the diagram at the right, parallel lines  a  and m  are cut by transversal  t, m< 1 = 4 x  + 16 and m< 2 = 2 x  - 22.  Find  m< 1.       [1]  31°       [2]  40°       [3]  140°       [4]  148°.

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Find the perimeter of a rhombus whose diagonals measure 12 and 16 .

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  1.  In the diagram at the right, parallel lines a and m are cut by transversal t,m<1 = 4x + 16 andm<2 = 2x - 22.  Find m<1.      [1]  31°      [2]  40°      [3]  140°      [4]  148°

  2. In the accompanying diagram of rectangleABCD, m<ABE = 30 and m<CFE = 144. Findm<BEF.      [1]  36°                  [2]  60°                           [3]  84°                  [4]  90°

  3. Find the perimeter of a rhombus whose diagonals measure 12 and 16.  [1]  10                   [2]  20                    [3]  40                    [4]  80

  4. Find x. 10  15 20  28

  5. Given two secants with one going through the center of the circle, find x. 20 30 60 80

  6. Find the area of the shaded sector of circle O.  The radius is 6 inches and the central angle is 100°.  Express answer to the nearest tenth of a square inch. 5.2 sq. in.  10.5 sq. in.  31.4 sq. in.  62.8 sq. in.

  7. What is the slope of a line perpendicular to 2y = -6x - 10?  -3    3   -1/3    1/3

  8. Find the midpoint of the segment connecting the points (6,4) and (3,-4)

  9. M is the midpoint of  A B.  The coordinates of A are (-2,3) and the coordinates of M are (1,0).  Find the coordinates of B.

  10. Which of the following equations of a circle has center at (1,-3) and radius of 5? 

  11. What are the coordinates of the center of this circle? (3,5)   (-3,5)   (-3,-5)   (3,-5)

  12. Which point is a reflection of point A over the x-axis?

  13. What is the value of x? 25    55     75

  14. A regular pyramid is shown at the left.  Find the volume of the pyramid to the nearest cubic unit. 800   267   80  27 

  15. The radius of this sphere is 4 feet. Find the area of the great circle of this sphere to the nearest tenth. 12.7 sq. ft.  50.2 sq. ft. 50.3 sq. ft.    804.2 sq. ft.

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