Open Up - Grade 8 - Mathematics - Unit 2 - Lesson 2
By Formative Library
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Last updated almost 3 years ago
5 Questions
1
1.
Here are Circles c and d. Point O is the center of dilation, and the dilation takes Circle c to Circle d.
Plot a point on Circle c. Label the point P. Plot where P goes when the dilation is applied.
Plot a point on Circle d. Label the point Q. Plot a point that the dilation takes to Q.
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2.
Here is triangle ABC.
Dilate each vertex of triangle ABC using P as the center of dilation and a scale factor of 2. Draw the triangle connecting the three new points.(Show Your Work)
Dilate each vertex of triangle ABC using P as the center of dilation and a scale factor of . Draw the triangle connecting the three new points.(Show Your Work)
Measure the longest side of each of the three triangles. What do you notice?(short answer)
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3.
Here is triangle ABC.
Measure the angles of each triangle(That you created in question 2). What do you notice?
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4.
Describe a rigid transformation that you could use to show the polygons are congruent.
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5.
The line has been partitioned into three angles.
Is there a triangle with these three angle measures?
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