Estimate the area of the artwork above the sofa if the sofa is $1.9$1.9m in length.
The four plants in each row are spaced about $24$24 cm apart.
Estimate the area of the square garden bed.
Estimate the area of the curved shape below if each square on the grid has an area of $3$3 mm2.
Measure at a level of precision appropriate to the task
Apply right-angled triangles in solving measurement problems