Slide 1 You used scale factors to solve problems with similar polygons. Interpret scale models. Use scale factors to solve problems. Slide 2 Vocabulary Scale model/scale…

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Substitute 17 for a and 25 for b. Write proportion. Write a proportion where 25 is the base and 17 is a part of the base. SOLUTION Find a percent using a proportion EXAMPLE…

Substitute 17 for a and 25 for b. Write proportion. Write a proportion where 25 is the base and 17 is a part of the base. SOLUTION Find a percent using a proportion EXAMPLE…

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