czee2020
czee2020
29-11-2017
Mathematics
contestada
please help and show work
Respuesta :
altavistard
altavistard
02-12-2017
Calculate and compare the lengths of AB and A'B':
|AB| = sqrt(3^2 + 2^2) = sqrt(13)
|A'B'| = sqrt(6^2 + 4^2) = sqrt(36+16) = sqrt(52) = 2sqrt(13)
That "2" tells us that the dilation factor is 2.
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