ΔABC is dilated by a scale factor of 0.5 with the origin as the center of dilation, resulting in the image ΔA′B′C′. If A = (2, 2), B = (4, 3), and C = (6, 3), what is the length of B'C'¯¯¯¯¯¯ ?

3 units

4 units

2 units

1 unit

Question

ΔABC is dilated by a scale factor of 0.5 with the origin as the center of dilation, resulting in the image ΔA′B′C′. If A = (2, 2), B = (4, 3), and C = (6, 3), what is the length of B'C'¯¯¯¯¯¯ ?

3 units

4 units

2 units

1 unit

anonymous · Answer

Do i need to multiply the scale factor by something? But then I would end up with a bigger number.. I am very confused please help.

anonymous · Answer

@javierpratdesaba