R R\,R and S S\,S are points on the circumference of a circle with centre OOO. TUV TUV\,TUV is a tangent to the circle at point UUU.
Angle RUT=41∘RUT = 41^\circRUT=41∘
Find the size of angle RUORUORUO. Give reasons for each stage of your working.
Find the size of angle RSURSURSU. Give reasons for each stage of your working.