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Asked by Girishdhawan | 01 Jul, 2018, 03:21: PM
answered-by-expert Expert Answer
AB || CD and XY transversal
XO and PY are angle bisectors
begin mathsize 16px style angle AXY space equals space angle XYD...... alternate space angles divide space by space 2 1 half angle AXY space equals space 1 half angle XYD angle OXY space equals space angle XYP...... angle space bisector but space angle OXY space equals space angle XYP space are space pair space of space alternate space angles space so XO vertical line vertical line PY end style
Answered by Arun | 03 Jul, 2018, 10:36: AM

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CBSE 9 - Maths
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