Worksheet directions

Grade 8 • Independent Practice • Work on your own. Show your calculations or reasoning where needed.

Sample questions

1. A scale factor of 3 changes an area of 5 square units to what area? Answer: ___
2. A scale factor of 4 changes an area of 3 square units to what area? Answer: ___
3. A scale factor of 2 changes an area of 7 square units to what area? Use Set B values. Answer: ___
4. A scale factor of 5 changes an area of 2 square units to what area? Answer: ___
5. A scale factor of 2 changes an area of 7 square units to what area? Answer: ___
6. A scale factor of 1.5 changes an area of 8 square units to what area? Answer: ___

See the preview for diagrams, answer spaces, and the complete layout.

Common Core connections

Source labels: 8.G.A.1–5. Review the learning goals below to check the fit for your class.

• 8.G.A.1 — Properties of rotations, reflections, translations
• 8.G.A.2 — Understand congruence through transformations
• 8.G.A.4 — Understand similarity through transformations
• 8.G.A.5 — Angle relationships in triangles and parallel lines

Bring it into your lesson

Review the preview and question content above. Open the resource in Sparkclass to copy it to your Files and use it in your workspace. Check the resulting layout before sharing it with students.