Question

Triangle \triangle A'B'C'△A

′
B
′
C
′
triangle, A, prime, B, prime, C, prime is the image of \triangle ABC△ABCtriangle, A, B, C under a rotation about the origin, (0,0)(0,0)left parenthesis, 0, comma, 0, right parenthesis.

Answer 1

Answer: D: 60 degrees

Explanation:

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