Projection of planes 035

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Projection of planes 035

  1. 1. Problem 1 : Draw an equilateral triangle of 75 mm sides and inscribe a circle in it. Draw theprojections of the figure, when its plane is vertical and inclined at 30º to the VP and one of thesides of the triangle is inclined at 45º to the HP. a1’ a’ 11’ 1’ 121’ 21’ 12’ 2’ c1’ 11’ 3’ c’ 111’ 31’ 10’ 4’ 101’ 41’ 9’ 5’ 91’ 51’ 8’ 6’ 81’ 61’ 7’ 71’ b’ 30º b1’ 45º X Y a b c 10 9 8 1 2 3 4 11 12 7 6 5

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