Before you have access to this lesson from the links below, click on “**Materials**” to see what’s covered. The exercise is expected to last for not more than 1 hour 3o minutes, and please, be ready to complete this lesson in **ONE** session. If you haven’t signed up for the IXL SKILLS package, the temporal login info that you purchase from the link below, will be valid for 48 hours.

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Warmup: Look at the triangles in the graph below and answer the question that follows.

Which of the four triangles are scaled copies of triangle ABC? Select all that apply.

(1.) GHI

(2.) MNO

(3.) DEF

(4.) JKL

**Activity #1** (30 minutes)

1. Topic: Scale drawings: scale factor word problems(Applet).

2. Explainer Video: Scale drawings: scale factor word problems.

**Practice Exercise** (30 minutes).

Topic: Scale drawings: scale factor word problems.

**Quiz Time** – (Two sets: 30 minutes).

Topic: Scale drawings: scale factor word problems (to be taken while you are logged in).

- An applet.
- An explainer video on "Scale drawings: scale factor word problems".
- A skills exercise from the IXL website on "Scale drawings: scale factor word problems". The questions exhibit an increasing order of difficulty.
- Two sets of quizzes on "Scale drawings: scale factor word problems". The questions exhibit an increasing order of difficulty, and an average score of 80% expected.

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