Q1) Calculate the surface area of the sphere to 3sf. [ 452 $mm^{2}$]

Q1) Calculate the surface area of the sphere to 3sf. [ 201 $mm^{2}$]

Q1) Calculate the radius of the sphere to 3sf. [ 0.2 $m$]

Q2) Calculate the surface area of the sphere to 3sf. [ 1260 $mm^{2}$]

Q2) Calculate the surface area of the sphere to 3sf. [ 50.3 $mm^{2}$]

Q2) Calculate the radius of the sphere to 3sf. [ 7.9 $m$]

Q3) Calculate the surface area of the sphere to 3sf. [ 50.3 $m^{2}$]

Q3) Calculate the surface area of the sphere to 3sf. [ 254 $m^{2}$]

Q3) Calculate the radius of the sphere to 3sf. [ 7.3 $m$]

Q4) Calculate the surface area of the sphere to 3sf. [ 314 $m^{2}$]

Q4) Calculate the surface area of the sphere to 3sf. [ 314 $mm^{2}$]

Q4) Calculate the radius of the sphere to 3sf. [ 8.8 $m$]

Q5) Calculate the surface area of the sphere to 3sf. [ 1020 $m^{2}$]

Q5) Calculate the surface area of the sphere to 3sf. [ 254 $mm^{2}$]

Q5) Calculate the radius of the sphere to 3sf. [ 0.8 $m$]