Geometry – Chapter 12 Test Review – Transformations and Symmetry Each blank worth 1 point, unless otherwise stated. Total 38 points.

Reflect the following figures. 1.

Dilate the following figures by the given scale factor. 10. k = 3

2.

3.

11. k = 0.5

4.

5.

12. k = 2.5

6.

7.

8.

9. Which reflections were translations? Which reflections were rotations?

13. Show how to get the golf ball in the

hole bouncing it off one side.

Draw all lines of symmetry. If a figure has rotational symmetry say how many degrees you would have to turn it for an identical figure. If it does not have a particular kind of symmetry say so. 14.

17.

15.

18.

16.

19.

Review. Find what is missing for each figure. h=

l=

20.

e= a= LA = SA = V=

21.

(1 point for each blank)

30 34 23.2494 16

h= 41 e= 18 a= 18.6887 LA = SA = V=

22.

h= 4 r= 3 LA = SA = V=

23.

h=

4

l= r= 3 LA = SA = V=

Find the value of x in each figure. Any point “C” is the center of the circle. 30°

24.

26.

x°

28.

x° C

50°

200°

20°

40°

x°

27.

85°

29.

x° x°

25. 40° 80°

x°

150° 115°