VTMO 2013 — Grade 6 — semifinal Question 8

Question 8

Find the shaded-to-square area ratio in the $6 \,\mathrm{cm}$ square, with adjacent sides split into $2 \,\mathrm{cm}$ and $4 \,\mathrm{cm}$ as shown.

Question illustration

$\frac{1}{2}$
$\frac{1}{3}$
$\frac{1}{4}$
$\frac{1}{6}$
$\frac{2}{9}$