Geo 7.5 Proportional Relationships
Given that the two triangles are similar use the similarity ratio to find the length of YZ 
A
12
C
B
10
X
18
YZ =
Y
Z
Find the height of the pole, segment DF.  Write your answer without
 units.
DF = 
Round your answer to the nearest foot.
Round to the nearest foot. 
21.4 m
90.0 m
168.0 m
288.0 m
23.45 m
30.6 m
75.0 m
85.8 m
Use the shadow lengths and the height of the small tree to find the height of the larger tree to the nearest tenth of a foot.
Height of tall tree =
round to nearest tenth
ft
Using the information in the diagram below findthe height of the Eiffel tower to the nearest foot.
1550 ft
Eiffel tower height =
8.5 ft
6 ft
ft
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