Question

please answer fast......​

Answer 1

Answer:

60°

Step-by-step explanation:

angle CBA = 90°

angle BAC = angle B + angle C + angle A = 180°

= 90 + 30 + angle A = 180

= angle A = 180 - 120

= angle A = 60°

Angle A = Angle C (both triangles are equal as given in question)

Angle C = Angle DCE = 60°

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