quadrilateral

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In quadrilateral ABCD, A = 75, B = 90, C = 120, AB = BC = 3*sqrt(2). Find CD.

Guest May 13, 2021

Guest · Answer 1 · 2021-05-13T04:19:45

CD = 2 + 3*sqrt(6).

Guest · Answer 2 · 2021-05-13T06:29:04

In quadrilateral ABCD, A = 75, B = 90, C = 120, AB = BC = 3*sqrt(2). Find CD.

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Angle D = 75º

AC = AD = sqrt(AB² + BC²) = 6

CD = 12(cos75º)