Solid Geometry

Learning objectives:

-Recognise the solids and their nets.

-Calculate the surface area of cubes, cuboids, cylinders and prisms.

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This lesson contains 23 slides, with text slides and 1 video.

Lesson duration is: 50 min

Items in this lesson

Solid Geometry

Learning objectives:

-Recognise the solids and their nets.

-Calculate the surface area of cubes, cuboids, cylinders and prisms.

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Cube

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Cube

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Pyramid

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Types of Pyramids

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Prism

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Types of Prism

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Cylinder

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Surface Area

The surface area of a three dimensional shape is the total area of all of the faces.

To find the surface area of a shape, we find the area of each face and add them together.

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How to calculate surface area

In order to calculate surface area:

1. Calculate the area of each face.

2. Add the areas together.

3. Write the answer, including the units.

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Surface area

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Surface area of a Prism

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Surface area of a cylinder

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Try yourself:

Worksheet (teams) scan dverhaar....:

page 70: make exercises : 1, 2 ,3, 7, 8 & 9

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Slide 21 - Video

Try yourself:

Worksheet (teams) "scan dverhaar....:"

page 74: make exercises : 11, 12, 13, 15 & 16

Do not forget that in page 71 you have the formulas of volume

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Solid Geometry

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