Open Up - Grade 8 - Mathematics - Unit 2 - Lesson 7
By Formative Library
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Last updated almost 3 years ago
6 Questions
1
1.
Triangle DEFis a dilation of triangle ABC with scale factor 2. In triangle ABC, the largest angle measures 82o. What is the largest angle measure in triangle DEF?
8.G.4
8.G.2
1
2.
Draw two polygons that are similar but could be mistaken for not being similar.(show your work)
Explain why they are similar. (Short Answer)
8.G.4
8.G.2
1
3.
Draw two polygons that are not similar but could be mistaken for being similar.(show your work)
Explain why they are similar. (Short Answer)
8.G.4
8.G.2
1
4.
These two triangles are similar. Find side lengths a and b.
Note: the two figures are not drawn to scale. (Pick all that apply)
8.G.4
8.G.2
1
5.
Jada claims that B1C1D1is a dilation of BCD using A as the center of dilation.
What are some ways you can convince Jada that her claim is not true?
8.G.4
8.G.2
1
6.
In the show your work section do the following steps.
Draw a horizontal line segment AB.
Rotate segment AB 90o counterclockwise around point A. Label any new points.
Rotate segment AB 90o clockwise around point B. Label any new points.
Describe a transformation on segment AB you could use to finish building a square.
8.G.4
8.G.2
"Source: Open Up Resouces (Download for free at openupresources.org.)"