(a(i))[2]
Calculate the area of the prism’s cross-section.
(a(ii))[1]
Calculate the prism’s volume.
(a(iii))[5]
Calculate the prism’s total surface area.
(b)[4]
A cylinder has a height of $70\text{ cm}$ and a volume of $0.1\text{ m}^3$. Calculate the radius of the cylinder, giving your answer in centimetres.