11-12-2019
Mathematics

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Will reward brainliest. Geometry

Will reward brainliest Geometry class=

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SvetkaChem SvetkaChem

11-12-2019

Answer:

B.30

Step-by-step explanation:

∠APD = 1/2 (AD - BC) = 1/2 (130 - 70) = 1/2 * 60 = 30

AB + BC + CD + DA = AB + BC + CD + AD = 80 + BC +80 +130 = = 360

80 + BC +80 +130 = 360

BC = 70

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