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Listed under:  Mathematics  >  Measurement  >  Units of measurement  >  Square metres
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Mapping farmland: using area and trigonometry

In northern Queensland's Gulf region, some farmers use GPS mapping to help manage their extensive properties. Use this clip as a context for applying your understanding of area, in particular your understanding of conversion between square kilometres and hectares. Apply trigonometry and Pythagoras' theorem.

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Calculating area: locust plagues

How many locusts in a plague? Find out just how big the threat of locusts can be and how farmers try to prevent the plagues from getting out of control. This clip provides context for a combination of area, area units and rate problems.

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Area of composite shapes

Finding the area of a rectangle is quite easy. But what if the shape you're working with is not a simple rectangle? What if it's a composite shape made up of two different-sized rectangles? See how to work out the area, and discover why you need to use the same units.

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Area of a circle

Problem: you need to work out the area of a circle that is going to be paved. See how to calculate it by using a formula that includes the radius and pi.

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Carpet your area

See how to calculate the area of a rectangle. Use the method of calculating area to work out how much carpet is needed for two rooms of a house. Find out how to convert the units of length to end up with an area measured in metres squared.

Teacher resource

Let's compare - teacher resource

This teacher resource describes how students can explore the concept of area using the learning objects L139 'Area counting with Coco', L384 'Finding the area of rectangles' and L383 'Finding the area of compound shapes'. Students then use 'Select a measure tool' and maps in the spatial visualisation tool, SpatialGenie, ...

Teacher resource

Starting Smart: how can I use measurement relationships to solve problems? - year 2

This curriculum resource package is a ten-week teaching plan and set of resources developed to extend year 2 students' knowledge and understanding of comparing and measuring different attributes of objects. The package includes seven detailed lesson plans to establish students' current knowledge and learning needs. The ...

Teacher resource

Starting Smart: how can I improve the accuracy of estimation?

This curriculum resource package is a ten-week teaching plan and set of supporting resources for the primary years, focusing on reviewing students' knowledge and skills in measuring and estimating quantities and ordering numbers. Activities assist students to develop their knowledge of standard measurement units and to ...

Teacher resource

Starting Smart: how are measurement units used?

This curriculum resource package is a ten-week primary years teaching plan and set of supporting resources to progress students' understanding of measuring using informal units to make accurate measurements expressed as formal units. Students estimate and measure a variety of attributes including length, area, volume, mass ...

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BBC Bitesize: measure - revision

This is a set of information sheets on measurement ideas, including choosing units, reading scales, converting between units of length, area and volume and the relationship between speed, distance and time. Test questions with answers are provided. This resource is one of a series of online resources from the BBC's Bitesize ...

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Measurement: past and present - years 4 and 5

This is a website providing guided research activities to extend students' knowledge about familiar metric units, their relationships with superseded Australian units and units from Asian cultures. The focus is on units of length, area, volume/capacity, mass and temperature. The resource includes a glossary of units of ...

Teacher resource

MoneySmart: The fun begins: plan, budget, profit!

This is a unit of work integrating aspects of the year 6 mathematics, English, geography, and economics and business curriculums around planning a nature fun park. The unit is intended to take about eight hours. It consists of eight sets of student activities supported by teacher notes, including mapping, holding discussions, ...

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Indigo Interior

This resource is a web page containing a problem solving task that requires an understanding of Pythagoras' theorem. The task involves finding the area of shaded region with a circle with a known area. To solve the problem students need to establish a right angled triangle and apply Pythagoras' theorem. A printable resource ...