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### Self-Assessment Solutions

#### Translation

 1 D'(70,60) 2 E'(–10,180) 3 F'(140,–20) 4 G'(250,–330,–50), H'(140,–300,–40), J'(–350,–250,–100) 5 L'(–300,50), M'(–150,–60), N'(–130,20) 6 Yes. G'(250,–330,–50), H'(140,–300,–40), J'(–350,–250,–100)

#### Scaling

 1 A'(–25,10), B'(–5,10), C'(–15,20) 2 A'(–12.5,60), B'(–2.5,60), C'(–7.5,120) 3 D'(0,300,–1000), E'(–500,1000,–200), F'(–200,0,–3000) 4 D'(0,30,–50), E'(–100,100,–10), F'(–40,0,–150)

#### Rotation

 1 A'(–33.66,38.30), B'(69.28,40), C'(–93.3,61.6) 2 D'(–0.8725,20,–49.9925), E'(–9.6495,0,20.1715), F'(29.9955,20,–0.5235) 3 G'(0,91.91,–49.49), H'(–50,84.84,56.56), J'(–20,212.13,–212.13) 4 L'(–30,0,–100), M'(–100,–50,–20), N'(0,–20,–300)

#### Concatenation

 1 2 A'(10,70), B'(–40,30), C'(60,110) 3 4 5 D'(–141.4,30,141.4), E'(–35.4,150,–35.4), ...

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