If Two right lines (AB, CD) intersect one another, the opposite angles are equal (CEA=DEB, and BEC=AED)
If Two right lines (AB, CD) intersect one another, the opposite angles are equal (CEA=DEB, and BEC=AED)
If Two right lines (AB, CD) intersect one another, the opposite angles are equal (CEA=DEB, and BEC=AED)
If Two right lines (AB, CD) intersect one another, the opposite angles are equal (CEA=DEB, and BEC=AED)
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