In given figure, AB || CD, ∠EAB =75° and ∠ECD = 55°, then ∠AEC equals to
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Answer:
AEC=130°
Step-by-step explanation:
EBA=DCB=55°[alternate angles]
in tri.EBA
EBA+EAB+BEA=180°(sum of angles of tri.)
55°+75°+BEA=180°
BEA=50°
AEC+BEA=180(sum of angles on straight line)
AEC=130°
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