
Directions: Read carefully!
1. 
Given the diagram at the right as labeled. Find x.
Choose:



2. 
Given the diagram at the right as labeled. Find x.
Choose:



3. 
Which of the following triangles are always similar?
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4. 
Given the diagram at the right as labeled. Find x.
Choose:



5. 
The sides of a triangle are 4, 8 and 10. Find the length of the shortest side of a similar triangle whose longest side is 15.
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6. 
Given the diagram at the right as labeled. Find x.
Choose:



7. 
ΔRST was dilated and then reflected over line m to create image ΔABC.
a) Which angle in the image is 63ยบ?
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b) What is known about the scale factor of the dilation?
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8. 
Given the diagram at the right as labeled. Find x.
Choose:



9. 
A triangle has sides with lengths 6, 8 and 11 inches. A second triangle has sides with lengths 18, 16, and 22 inches. Are these triangles similar?
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10. 
Given the diagram at the right.
a) Is ΔABC∼ΔDEC ?
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c) Which proportion is true in relation to these triangles?
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11. 
Two poles are leaned against a wall such that they make the same angle with the ground. The 18' pole reaches 12' up the wall. How much further up the wall does the 22' pole reach, to the nearest tenth of a foot?
Choose:



12. 
Given the labeled diagram shown at the right with .
Find x.
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13. 
At a certain time of day, the shadow of a 6' teenager is 8' long. The shadow of a nearby tree at this same time is 20' long. How tall is the tree?
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14. 
Given the labeled diagram at the right. What is the ratio of similitude of ΔABC to ΔEDC?
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15. 
Given the labeled diagrams at the right.
Find x.
Choose:



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