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2 of 4
A, B & C lie on a straight line.
BD = CD.
Z BDC = 30° and Z ADB = 25°.
Work out X, explaining each stage of your working in the comment box.

2 of 4 A B amp C lie on a straight line BD CD Z BDC 30 and Z ADB 25 Work out X explaining each stage of your working in the comment box class=