Skills Practice Workbook - Glencoe
Skills Practice Workbook - Glencoe
Skills Practice Workbook - Glencoe
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9–3<br />
Similar Triangles<br />
NAME DATE PERIOD<br />
<strong>Skills</strong> <strong>Practice</strong><br />
Determine whether each pair of triangles is similar. If so, tell which similarity test is<br />
used and complete the statement.<br />
1. 2. 3.<br />
A<br />
�ABC � � ?<br />
yes; ZYM; SAS<br />
4. 5. 6.<br />
F<br />
�DEF � � ?<br />
not similar<br />
Find the value of each variable.<br />
�MNO � � ?<br />
yes; YBA; SSS<br />
�DYA � � ?<br />
yes; RMZ; AA<br />
7. 8. 9.<br />
14<br />
6<br />
10<br />
Z<br />
12<br />
C B<br />
20<br />
M Y<br />
10. 11. 12.<br />
4<br />
5<br />
O 3 N<br />
�BAC � � ?<br />
yes; ZYR; AA<br />
�FGI � � ?<br />
not similar<br />
x � 8 x � 16, y � 24 x � 3, y � 7<br />
8<br />
20<br />
7<br />
24<br />
D<br />
16<br />
24<br />
x<br />
Q<br />
7<br />
5<br />
12<br />
y<br />
D<br />
x<br />
E<br />
A<br />
M<br />
Y<br />
24<br />
24<br />
D<br />
B<br />
A<br />
24<br />
10<br />
R<br />
36<br />
36<br />
15 30<br />
x � 6, y � 18 x � 16, y � 24 x � 20, y � 28<br />
6<br />
© <strong>Glencoe</strong>/McGraw-Hill 49 Geometry: Concepts and Applications<br />
A<br />
Y<br />
M<br />
y<br />
8<br />
16<br />
x<br />
y<br />
Z<br />
x<br />
A<br />
Z<br />
B C<br />
I<br />
30<br />
20 42<br />
x<br />
3<br />
R<br />
G<br />
Y<br />
F R<br />
y<br />
5<br />
7<br />
30 20<br />
y<br />
4<br />
D M<br />
x
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