Question

A triangle is rotated 90° about the Oregon. which rule describes the transformation?

Answer 1

The answer is D :) . just to help you out, here are the rules for clockwise rotation

90* (y,-x)
180* (-x,-y)
270* (-y,x)

for counter clockwise the rules are


90* (-y,x)
180* (-x,-y)
270* (y,-x)