8.3.A.01 - What Lies Behind “Same Shape”? - Exit Ticket
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3 Questions
10
1.
Why do we need a better definition for similarity than “same shape, not the same
size”?
8.G.3
10
2.
Use the diagram below. Let there be a dilation from center O with scale factor r
= 3.Then Dilation (P) = P'. In the diagram below, |OP| = 5 cm.
What is |OP'|?
Show your work.
8.G.3
10
3.
Use the diagram below. Let there be a dilation from center O. Then Dilation (P)
= P'.In the diagram below, |OP| = 18 cm and |OP'| = 9 cm.
What is the scale factor r?
Show your work
8.G.3
From EngageNY.org of the New York State Education Department. Grade 8 Mathematics Module 3, Topic A, Lesson 1. Internet. Available from https://www.engageny.org/resource/grade-8-mathemat...; accessed 17/Nov/2015.