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In the graph below, image point E is the result of a rotation of preimage point A about the origin. The coordinates of the two points are A(10,20) and E(-10,-20) What is the angle of rotation?




A.

90

B.

150

C.

180

D.

270

In the graph below, image point E is the result of a rotation of preimage point A about the origin. The coordinates of the two points are A(10,20) and E(-10,-20 class=

Verified Answer :

B: 150, so that it will land in the coordinate plane it is in after the pre-image is  rotated.

It actually that it is 180 degrees. C.

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