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Mathematics, 09.03.2021 18:40 littlemoneyh

In Triangle ABC, the length of AB is 3 cm, and the length of BC is 7 cm. Triangle ABC will be dilated with the center at the origin to create Triangle A'B'C'. If the image of Point A(-3,5) after the dilation is A' (-12, 20),
what is the length of B'C'?
A.12 cm
B. 16 cm
C.22 cm
D.28 cm

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