1.

In the given figure, PQ and RS intersect each other at o ray OR and ray OB bisect POR and POS respectively. If POA:POB = 2:7, then find SOQ and BOQ ​

Answer»
  • Answer:
  • 55
  • Step-by-step explanation:
  • in triangle PQR,
  • PQ=PR. Therefore PQR is an ISOSCELES triangle.
  • therefore, angle Q= angle R(because angles opposite to EQUAL sides of an isosceles triangle are equal)
  • angle P +angle Q + angle R= 180°(angle sum property)
  • 2*angle Q + angle P = 180°(angle Q= angle R)
  • 2*angle Q=180°-70°
  • angle Q= 110°/2
  • angle Q=55°=angle R



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