morganclark121014 morganclark121014

12-12-2019
Mathematics

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

A= (x,y) —> (-x,-y)
B= (x,y) —> (-y,x)
C= (x,y) —> (-y,-x)
D= (x,y) —> (y,-x)

Respuesta :

taliaa2005 taliaa2005

12-12-2019

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)

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