Still Confused?

Try reviewing these fundamentals first.

- Home
- AU Year 9 Maths
- Scale Factors and Similarity

Still Confused?

Try reviewing these fundamentals first.

Still Confused?

Try reviewing these fundamentals first.

Nope, I got it.

That's that last lesson.

Start now and get better math marks!

Get Started NowStart now and get better math marks!

Get Started NowStart now and get better math marks!

Get Started NowStart now and get better math marks!

Get Started Now- Lesson: 1a2:06
- Lesson: 1b1:42
- Lesson: 22:12
- Lesson: 3a2:06
- Lesson: 3b0:52
- Lesson: 3c0:44

When you are asked to make an object bigger or smaller, you will ask, "by how much?" In this case, scale factor can help answer the question. In this lesson, we will practice how to enlarge and reduce objects according to the scale factors given to us.

Related concepts: Congruence and congruent triangles, Triangles congruent by SSS proofs, Triangles congruent by SAS and HL proofs, Triangles congruent by ASA and AAS proofs,

- 1.Redraw the letters below using a scale factor of 2.a)

b)

- 2.Redraw the shape using a scale factor of $\frac{1}{4}$ .

- 3.The ratio of the length to the width of a window is 3:2. If the window is 8 m wide, what are the dimensions of the window that has a scale factor of:

a)0.5?b)2?c)3?

10.

Scale Factors and Similarity

10.1

Enlargements and reductions with scale factors

10.2

Scale diagrams

10.3

Similar triangles

10.4

Similar polygons

We have over 1470 practice questions in AU Year 9 Maths for you to master.

Get Started Now