Page 132 - Math Course 3 (Book 2)
P. 132
Proportional Parts of Triangles
Your Turn!
Find the Length of a Side Proportional Segments
In △ABC, AC || XY, AX = 4, XB = 10.5 , and CY = 6. In the figure, Davis, Broad, and Main Streets are
Find BY. all parallel. The figure shows the distances in city
blocks that the streets are apart. Find x.
A
4
X
Davis 24 8
10.5 Bridgeview
Southview Broad Main
C 6 Y x B
A. 2.29 15
B. 4.125 x
C. 12
D. 15.75
Answer A. 4
B. 5
C. 6
Determine Parallel Lines D. 7
In △WXZ, XY = 15, YZ = 25, WA = 18, and AZ = 32.
Determine whether WX || AY. Answer
W X
A Y
Z
A. yes
B. no
C. cannot be determined
Answer
124
