QUESTION 1
Which of the following transformations preserve congruence?
I. Rotation 90° clockwise
II. Reflection over the x-axis
III. Dilation by a scale factor of 2
AI and III only
B II and III only
C III only
DI and II only

QUESTION 1 Which of the following transformations preserve congruence I Rotation 90 clockwise II Reflection over the xaxis III Dilation by a scale factor of 2 A class=