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122_G4U5_WB˜ ˙—» ¿º 2011.3.30 2:56 PM ˘ ` 16 PDF_In 2540DPI 150LPI T
122-P1-2
2. Find the measure of the marked angle in each shape.
Example
a.
a b
a 120 180 b
a 180 120 c.
b.
d
c
c d
d. e.
e ff
f
e
122-P1-2
2. Find the measure of the marked angle in each shape.
Example
a.
a b
a 120 180 b
a 180 120 c.
b.
d
c
c d
d. e.
e ff
f
e
