Surface Area of Cylinders and Spheres

Quiz Details

Question 1

HSC 2018 - Question 27c (External Link) Show Question

Answer

\({\rm{60}}{{\rm{m}}^2}\)

Worked Solution

\begin{aligned}A &=\frac{1}{2} \times 2 \pi r h \\&=\pi r h \\&=\pi \times 1.9 \times 10 \\&=59.69 \\&=60 \mathrm{\,m}^{2}\end{aligned}

Question 2

HSC 2015 - Question 26f (External Link) Show Question

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Question 3

HSC 2016 - Question 26a (External Link) Show Question

Answer

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Worked Solution

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