7.MATH.5.A
Generalize the critical attributes of similarity, including ratios within and between similar shapes.
Grade 7 · Texas Essential Knowledge and Skills (TEKS) · TEKS 2012
Standard Unwrapping
AI-generated as a starting point — sign in to edit.Vocabulary
critical attributessimilarityratiossimilar shapesratios within similar shapesratios between similar shapes
Skills
- generalize (critical attributes of similarity) #dok3
- identify (ratios within similar shapes) #dok2
- identify (ratios between similar shapes) #dok2
- describe (relationships between similar shapes using ratios) #dok2
Learning Targets
- I can list the critical attributes of similarity in shapes. #dok1
- I can identify ratios within similar shapes. #dok2
- I can identify ratios between similar shapes. #dok2
- I can describe how ratios are used to compare similar shapes. #dok2
- I can generalize the rules or attributes that define similarity using examples of shapes. #dok3
Big Ideas
- Similarity in geometry is determined by the comparison of side lengths using ratios and the equality of corresponding angles.
- Understanding how to use ratios allows us to describe and compare the properties of similar shapes.
Essential Questions
- What makes two shapes similar in geometry?
- How are ratios used to determine if shapes are similar?
- What are the critical attributes that all similar shapes share?
- How do you find and compare ratios within and between similar shapes?
- Why is it important to understand similarity when solving real-world problems involving shapes?