natu2072
10.03.2021 •
Mathematics
If the image of A after dilation of 3 is A'(12, -6), what is the location of A? a) (4, -2) b) (36, -18) c) (15, -3) d) (9, -9)
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Ответ:
a) A (4 , -2)
Step-by-step explanation:
A (x,y) dilation with the center of Origin and factor 3 -> (3x,3y)
3x = 12 x=4
3y = -6 y=-2
Ответ:
always
Step-by-step explanation: