Math Problem Statement
Which statement is true about the transformation of triangles T and T' in the given graph?
Solution
Let's break down the image to find the correct answer.
Analysis of the Triangles and
- Triangle is larger and positioned to the left of the origin.
- Triangle is smaller and positioned to the right of the origin.
We need to check if can be transformed into by a combination of dilation and translation.
Step 1: Check the Scale Factor
- Dilation is a transformation that changes the size of a figure by a scale factor.
- Comparing and , we can see that is smaller than .
- It looks like is approximately half the size of , suggesting a scale factor of .
Step 2: Check the Translation
After applying a dilation with a scale factor of , the resulting figure can be translated:
- is located about 3 units to the right of the origin compared to the scaled version of .
Step 3: Conclusion
Given the observations, the true statement should reflect:
- Dilation by a scale factor of .
- Translation 3 units to the right.
- The triangles remain similar because dilation preserves similarity.
Correct Answer
The fourth option is correct:
- ✅ "Since can be mapped to using a dilation with a scale factor of about the origin, followed by a translation 3 units to the right, the triangles are similar."
Would you like a detailed explanation of transformations or have any questions?
Related Questions:
- What is the definition of dilation and how does it affect shapes?
- How do you determine the scale factor of a dilation?
- What does it mean for two triangles to be similar?
- How do translations affect the coordinates of a figure?
- Can a dilation ever result in congruent figures?
Tip:
Dilation scales a figure by multiplying all its coordinates by the scale factor, while translations shift a figure without changing its size or shape.
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Math Problem Analysis
Mathematical Concepts
Geometric Transformations
Dilations
Translations
Similarity of Triangles
Formulas
(x, y) → (kx, ky) for dilation with scale factor k
(x, y) → (x + a, y + b) for translation
Theorems
Triangles remain similar under dilation with any scale factor
Suitable Grade Level
Grades 8-10