Problem 4.11 Projection of Straight Lines – A line AB is 80 mm long. It is perpendicular to profile plane. The point A is 40 mm above H.P. and 30 mm in front of V.P. Draw the projections.

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## Problem 4.10 Projection of Straight Lines

Problem 4.10 Projection of Straight Lines – A line AB is 80 mm long and the end A is 15 mm above H.P. The other end B is 10 mm in front of V.P. The line is inclined at 30° with H.P. and 45° with V.P. Draw the projections of the line when it is in 1st quadrant.

Read More →## Problem 4.9 Projection of Straight Lines

Problem 4.9 Projection of Straight Lines – A line PQ contains a point O on it such that the ratio of the distance of the PO: OQ is 1:2. The end P is 20 mm above H.P. and it is in 1st quadrant. And the other end Q is in V.P. The point O is 35 mm above H.P. The line is inclined with the H.P. at an angle 30°. The elevation length of the line PQ is 70 mm. Draw the projections of the line PQ.

Read More →## Problem 4.8 Projection of Straight Lines

Problem 4.8 Projection of Straight Lines – A line PQ 80 mm long is parallel to V.P. and inclined to H.P. by 55°. The end point P is 20 mm below H.P. and 30 mm behind V.P. Draw the projections of the line PQ.

Read More →## Problem 4.7 Projection of Straight Lines

Problem 4.7 Projection of Straight Lines – A line AB 60 mm long is parallel to V.P. & H.P. both. The end A is 30 mm above H.P. and 40 mm in front of V.P. Draw the projection of line AB.

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