Integrated 2 chapter 2 main ideas

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10 Terms

1
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dilation rule


(x,y)→(kx,ky) when centered at the origin. (K = scale factor)




2
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Similarity rules

AA, SSS, SAS

3
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Congruency rules

SSS, SAS, ASA, AAS, HL

4
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polygon interior angle sum:

(n−2)180∘.

5
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triangle angle sum

180 degrees

6
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complementary angles

90 degrees

7
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supplementary angles

180 degrees

8
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converse

switch if for then parts

9
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rigid transformations

preserve size, only move location of shape

10
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dilation

changes size of shape