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Mathematics, 11.11.2020 20:50 AIhunter2884

Britton rotated trapezoid ABCD 180° on the coordinate plane. If angle B is 20° and angle D is 90°, what is the degree measurement of angle B′? 20°
70°
90°
180°

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Britton rotated trapezoid ABCD 180° on the coordinate plane. If angle B is 20° and angle D is 90°, w...
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