VWO 1 - Nets of 3D Shapes

• Wiskunde
• Middelbare school
• vwo
• Leerjaar 1

Before the 1st Bell

Put tables back in pairs.

Take out your stuff incl. scissors if you brought them!

Open your book to page 276.

Shapes

9A: Different triangles

9B: Quadrilaterals

9C: 3D shapes

9E: Constructing triangles using SAA and SAS method

Shapes

17A: Regular polygons: names/reflection & rotation symmetry

17B: Constructing triangles using SSS method

17C: Plans and Elevations of 3D shapes

17D: Nets of 3D shapes

Review

What do you see?

What's the name of this shape?

1. Scalene triangle
2. Isosceles triangle
3. Equilaterial triangle

What's the name of this shape?

1. Heptagonal pyramid
2. Octagonal pyramid
3. Heptagonal prism
4. Octagonal prism

Do you see the front elevation or plan of a rectangular pyramid or prism in number 2? 

What did you see in number 2?

1. front elevation of a rectangular prism
2. front elevation of a rectangular pyramid
3. plan of a rectangular prism
4. plan of a rectangular pyramid

Do you see the front elevation or plan of a rectangular pyramid or prism in number 3? 

What did you see in number 1?

1. front elevation of a rectangular prism
2. front elevation of a rectangular pyramid
3. plan of a rectangular prism
4. plan of a rectangular pyramid

What solid can you make out of this net?

What solid could be made out of that net?

1. Cylinder
2. Sphere
3. Cube
4. Cone

Nets of 3D shapes

1) Read page 276 together

2) Write key words in your theory book

a) Solid

b) Cube

c) Cuboid

d) Prism

e) Pyramid

f) Net

Option 1

Do the exercises for HW

Check your answers

Check Google Classroom for document with names of prisms and pyramids you have to know.

Questions: ask

Option 2

1) Do exercise 1 for HW and check your answers. Use scissors and scrap paper to help you.

2) Staple/glue the nets into your theory book & write the names next to them.

Questions: ask