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Students enlarge shapes by whole number scale factors.

Students use their knowledge of transformation to complete an enlargement of a bird by a scale factor of two.

From two different street sign pictures and their enlargements, students are to identify the scale factor of each enlargement and either a missing length or the missing factor when enlarging the area.

Students enlarge a diagram to a given scale.

Students cut out 2-dimensional shapes and enlarge them by factors of 2 and 3 using paper squares.

Students enlarge shapes by whole number scale factors.

Students are provided with a geological time scale which they use to interpret and answer a number of questions.

Students calculate the scale factor and length of one side of a building extension, then draw in a different extension from a given scale factor.

Using grids, students enlarge shapes by different scale factors.

This task requires students to use a protractor to draw in three angles on a half circle window design.

In this practical task, students measure two circular objects to find the circumference, diameter and the relationship between them (pi).

Students read pairs of measurements on linear scales and identify which are greater than, less than, or equal to.

In this practical task students use a grid squares overlay to estimate the area of six shapes by counting the number of squares each shape covers.

Students calculate or estimate the area for each of three shapes on a grid.

Students use the Beaufort Scale of wind speed to categorise diary entries about the wind in Auckland.

Students identify decimal numbers on a number line.

Students are required to describe the compass direction and distance that an ant travels toward different items of food positioned on a grid.

Students enlarge a shape made of cubes and explore the relationship between the scale factor and volume.

Students work out the missing dimension on a rectangle and show how they obtained it using proportional reasoning.

Students answer questions involving negative numbers about rising and falling water levels.

For this task students are required to record, in a table, the compass bearings of objects shown on a submarine radar screen. Distances from the submarine are also recorded.

Students use a plan of the school and a scale to answer questions about length and distance of buildings and courts in the school.

On grids, students enlarge shapes by different scale factors through given centres of enlargement.

Task: Measure 100mL of water into three different pieces of equipment. Weigh the result and calculate the precision of using that piece of equipment. Assessment focus: measuring and evaluating the accuracy of equipment.

This task requires students to enlarge two patterns on a grid using centres of enlargement and scale factors.