Scaled Copies and Scale Factor

Grade 645 minutes

Learning Objective

I can create a scaled drawing of a figure and explain the relationship between corresponding side lengths.

Practice Questions

This lesson includes 7 practice questions to reinforce learning.

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1. Explain how you can determine if two figures are scaled copies of each other. What specific measurements or comparisons do you need to make?

2. Figure A has a side length of 5 cm. Figure B, a scaled copy of Figure A, has a corresponding side length of 15 cm. What is the scale factor from Figure A to Figure B?

3. Figure A is a rectangle with sides of length 4 and 6. Figure B is a rectangle with sides of length 10 and 15. Is Figure B a scaled copy of Figure A? Explain your reasoning.

...and 4 more questions

Educational Video

Identifying scaled copies

Khan Academy

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