Casel DWG, AH = b cosA O cosA AH zo b2-h2 AH ZACH, ABCH Case 2 b cos A AH AH BH AH—c > X o T, ZACH, ABCH 1961 180 a, a = 65, b = c = S 1638 = 3276 =5. The extensions of Young's AE
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