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Mathematics

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Please helppppA′B′C′ is an image of triangle ABC after a rotation. The center of rotation is D. What is the measure of angle B?

Please helppppA′B′C′ is an image of triangle ABC after a rotation. The center of rotation is D. What is the measure of angle B? class=

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LayleighC562434 LayleighC562434

Today at 2:51 PM

B: 52°

A rotation doesn't change the measures of the angles, only the position of the points.

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