GCSE Maths Starter 14

1. Calculate the area of a circle with a radius of 5cm

2. Write down the number of faces, edges and vertices of this shape:3. Write down the letter of the shape that has

a) No lines of symmetryb) Exactly one line of symmetryc) Exactly two lines of symmetryd) Rotational symmetry of order two

Lesson 14Plans and Elevations, Nets and 3D

DrawingsMathswatch clip (81).

• To draw a plan/ elevation of a3D shape• To draw the net of a 3D shape• To be able to carry out reverse percentage

problems

Three-dimensional shapes

Some examples of three-dimensional shapes include:

A triangular prism

A square-based pyramid

A cylinderA cube

A sphere A tetrahedron

Cubes

Plans and Elevations

Front Elevation

Side Elevation

Plan View

A B C

Decide which of the views below is either a plan, front elevation or side elevation of the object shown.

Plan Front Elevation Side Elevation

1

Plans and Elevations

Front Elevation

Side Elevation

Plan View

A B C

Decide which of the views below is either a plan, front elevation or side elevation of the object shown.

Front Elevation Plan Side Elevation

2

Plans and Elevations

Front Elevation

Side Elevation

Plan View

A B C

Decide which of the views below is either a plan, front elevation or side elevation of the object shown.

Side Elevation Front Elevation Plan

3

Lesson 14Plans and Elevations, Nets and 3D

DrawingsMathswatch clip (81).

Some for you to try.. Draw the plan, front and side elevation of the

shapes below

Nets

Nets

What 3-D shape would this net make?

A cuboid

Nets

What 3-D shape would this net make?

A triangular prism

Nets

What 3-D shape would this net make?

A tetrahedron

Nets

What 3-D shape would this net make?

A pentagonal prism

Lesson 14Nets and 3D Drawings

Mathswatch clip (81).

Lesson 14Plans and Elevations, Nets and 3D

DrawingsMathswatch clip (81).

Exam questions

Lesson 14Plans and Elevations, Nets and 3D

DrawingsMathswatch clip (81).

Exam questions