Fig. 12.19 Find 2C in the following fig. 12.20 D 1200 A B
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Step-by-step explanation:
DC is parallel to AB and CB is the transversal
It is given that angle B= 120°
Angle B+Angle C=180° (Corresponding angles)
120°+Angle C =180°
Angle C=180°-120°
Angle C=60°
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