ABCD is a rhombus with angle ABC = 56 determine angle CAD
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Angle BOA=90°(vertically opposite angle)
Angle BAO=180-56-90(sum of angles in a triangle)
=34°
Angle BCA=56(Isosceles triangle)
Angle BAC=180-56-56
=68
Angle CAB=Angle BAC- Angle BAO
Angle CAB=68-34
Angle CAB=34
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