Question

ABCD is a rombhus and ABE is an equilateral triangle, angleBCD is78' calculate angle ADE, BDE, BED

Answer 1

asked in Math

In the figure, ABCD is a rhombus and ABE is an equilateral triangle. Angle BCD=78deg. Pls calculate angles ADE, BDE, BED.

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please help me. it seems this is an ICSE 1992 question.

please try to answer today as far as possible. T