Category Archives: Area

Total Surface Area

Image Source: http://www.photl.com Total Surface Area (“TSA”) is important for Painters, so that they know how much paint will be required for a job. Engineers, Designers, Scientists, Builders, Concreters, Carpet Layers, and other occupations also use Total Surface Areas as … Continue reading

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Arc Length and Area of Sectors

Image Source: http://www.jeffcoughlin.com In this lesson we look at the fractions of circles which are called “Sectors”. We cover how to find the “Arc Length” and the “Area” of these sectors. This lesson assumes that people already know how to … Continue reading

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AFL Ground Sizes

Image Source: http://resources3.news.com.au The Melbourne Cricket Ground “MCG” is the undisputed home of AFL Football. At the end of season Grand Final it can accommodate up to 100,000 cheering fans. The MCG actually comes in at Number 10 on the … Continue reading

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Posted in AFL Football, Area, Area of Ellipse, Math in the Real World, Perimeter | Tagged , , , , , , , , , , , , | 12 Comments

Measurement Formulas 1

Image Source: http://bridge.tm.mbs.ac.uk In this post we have used Adobe Fireworks to make mini posters of a number of Measurement Formulas for length, area, and volume. We have not included all shapes, and we have not covered Surface Area. We … Continue reading

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Posted in Area, Area Formulas, Area of Simple Shapes, Measurement, Measurement Formulas, Online Math Resources, Perimeter, Volume | Tagged , , , , , , , , , | 16 Comments

Composite Areas

Image Source: http://www.theplancollection.com In the real world, objects are often not just simple rectangles and triangles. Instead they are created using a variety of geometric shapes. Image Source: http://img210.imageshack.us We call these objects “composite shapes”, because they are composed of … Continue reading

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Posted in Area, Area of Composite Shapes, Measurement, Online Math Lessons | 10 Comments