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An equilateral triangle of side 10 cm is held parallel to horizontal plane and base is parallel to xy reference line. The length of line from front view will be _____

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An equilateral triangle of side 10 cm is held parallel to horizontal plane and base is parallel to xy reference line. The length of line from front view will be _____

(a) 8.66 cm

(b) 10 cm

(c) 0 cm

(d) 12.47 cm

This question was addressed to me in homework.

This interesting question is from Projection of Planes Parallel to one of the Reference Plane in chapter Projection of Planes of Engineering Drawing

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Right option is (b) 10 cm

The explanation: Just by visualizing we can get picture and then as the base is parallel to xy reference plane the side view and front view will be a line and front view gives line of length equal to side of triangle given and side view gives the height of triangle.

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