james169196
23.06.2019 •
Mathematics
The image of a triangle after it has been dilated with a center at the origin has vertices at a'(–12, 6), b'(6, –18), and c' ? . if the pre-image of a', point a, has coordinates of (–18, 9) and the pre-image of c', point c, has coordinates of (18, 12), which statements are true? check all that apply a.) the coordinates of c' are (27, 18). b.) the coordinates of c' are (12, 8). c.) the scale factor is 1.5. d.) the scale factor is 0.75. e.) the scale factor is 2/3. f.) the coordinates of b are (9, –27). g.) the coordinates of b are (4, –12).
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Ответ:
B. Coordinates of C' are (12, 8)
C. Scale Factor is 1.5
G. Coordinates of B are (4, -12).
Step-by-step explanation:
To find the scale factor take -18 (A) and divide it by -12 (A'). This gives us a scale factor of 1.5
Ответ:
scale factor is 2/3.
coordinates of B are (9,-27).
coordinates of C' are : (12,18)
Step-by-step explanation:
Ответ: