Question

pQ, RS and MN are 3 straight lines intersecting at O, and angle ROQ=90 degree. Name the pair of vertically opposite angles. Name a pair of adjacent angles. Find x. Name the angle vertically opposite to angle SOQ.

Answer 1

angle POM and angle NOQ
angle MOR and angle SON
angle ROQ and angle POS
angle SOQ and angle ROP

x=55°
vertically opposite angle to SOQ =ROP

Answer 2

x=55°
angle SOQ =angle POR