PROJECTION OF PLANES_005

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Problem 12.9: A 30 0 – 60 0 set square of longest side 100 mm long, is in V.P. and 30 0 inclined to H.P. while it’s surface is 45 0 inclined to V.P. Draw it’s projections c 1 X Y 30 0 45 0 a 1 ’ b 1 ’ c 1 ’ a c a’ a b 1 b’ b a 1 b c c’ Hence begin with FV, draw triangle above X-Y keeping longest side vertical . Surface // to VP Surface inclined to Vp side inclined to Hp a 1 ’ b 1 ’ c 1 ’ 60 º 30 º DESIGNED BY : AKASH SOOD M.I.T.M. (GWL.)

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