1.

The interior angles of the four triangles are given below:TriangleInterior AnglesP85°, 50°, 45°Q100°, 55°, 25°R100°, 45°, 35°S130°, 30°, 20° Which of the triangles are ill-conditioned and should be avoided in Triangulation surveys?

A. Both Q and S
B. Both Q and R
C. Both P and R
D. Both P and S
Answer» B. Both Q and R


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