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Point A is the original point before rotating. Which point represents A′ after A(4, 1) is rotated 90° counterclockwise: B, C, D, E, F, G, or H?

Point A is the original point before rotating Which point represents A after A4 1 is rotated 90 counterclockwise B C D E F G or H class=

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semsee45

Answer:

Point G

Step-by-step explanation:

The mapping rule for a 90° counterclockwise rotation is:

  • (x, y) → (-y, x)

Therefore, if A = (4, 1):

  • A' = (-1, 4)

The point that represents A' after A(4, 1) is rotated 90° counterclockwise is:

  • Point G
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