# Question: Given the stresses in MPa

Given the stresses in MPa:
σxx = 10.35 σyy = −13.79 σzz = 24.14
τxy = 4.14 τyz = −2.07 τzx = −3.45
where x = east, y = north, z = up, compression is positive, find: the secondary
principal stresses in the zx-plane and sketch.

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