Mathematics, 26.02.2021 03:20 daylanhampton

ABCD is a quadrilateral. The lengths AB, AC, BC and CD are all equal. Angle ACD = 90º.Prove that angle ADB = 30º.

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ABCD is a quadrilateral. The lengths AB, AC, BC and CD are all equal. Angle ACD = 90º.Prove that ang...

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