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124_G6U25_WB_˙—» ¿º 2011.6.23 3:32 PM ˘ ` 4
124-B2-2
2. Find the measure of the unknown angle.
Example a.
a 67 D
C
21
EBA
CBE
b. E D c.
C
21 C
FB D 27
19
A EBA
G DBE
DBC e.
D
d.
EC
D 18 C 31 29
E
FBA
22 B A
F EBC
EBA
124-B2-2
2. Find the measure of the unknown angle.
Example a.
a 67 D
C
21
EBA
CBE
b. E D c.
C
21 C
FB D 27
19
A EBA
G DBE
DBC e.
D
d.
EC
D 18 C 31 29
E
FBA
22 B A
F EBC
EBA
