Arc Length, Area of Sector and Radian Measure

a(i) Perimeter equals (correct to 3sf, do not state units)

a(ii) Area equals (correct to 3sf, do not state units)

b(i) Perimeter equals (correct to 3sf, do not state units)

b(ii) Area equals (correct to 3sf, do not state units)

PQ equals to (correct to 3sf, do not state units)

Time taken in seconds (correct to 2 sf, do not state units)

Radius of the base of the cone in cm (correct to 3sf, do not state units)