

 Lesson plan   
Find the areas of complex or irregular figures by dividing them into familiar shapes. Find the areas of each shape and sum them to find the total area. 

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 Lesson plan   
Discover and create the formula for the surface area of a cylinder. Apply this formula to calculate the surface area of various cylinders. 

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 Lesson plan   
Understand similarity, investigate the ratios and lengths of similar figures, and solve problems using proportions. 

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 Lesson plan   
Find congruent and similar shapes. Distinguish between congruency and similarity. 

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 Lesson plan   
Introduce the terms flips, slides, and turns. 

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