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Mathematics, 01.03.2021 23:10 Lucki1944

Britton rotated trapezoid ABCD 180° on the coordinate plane of angle B is 20° and angle D is 90° what is the degree measurement of angle B

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Britton rotated trapezoid ABCD 180° on the coordinate plane of angle B is 20° and angle D is 90° wha...
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