Unit 2 Test Review Page 3

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5. T riangle A BC h as v ertex m atrix

a nd T riangle A ’B’C’ h as v ertex m atrix

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D oes t his s how a s ize t ransformation, w hy o r w hy n ot? ( Hint: t ry g raphing i t!)

6. G iven t he p oints P (3,3), Q (4,3) a nd R ( 4,5) f or ∆ ��, g raph t he p reimage a nd t he c oordinate f or t he

image u nder a “ horizontal c omponent” o f -‐ 1 a nd “ vertical c omponent” o f 2 .

a. W rite t he s ymbolic r ule ( using x & y ) t o r epresent t his t ransformation.

b. W rite t his a s a “ vector” a nd e xplain w hat e ach p art m eans.

7. F ill i n t he f ollowing b lanks b ased o ff o f t he g raph:

a. c enter = _ _____

b. r adius = _ _____

c. e quation i n s tandard f orm = _ _______________________________

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