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is, Draw any line segment PQ Take any point R not on it. Through R, draw a perpendicular to PO, (Use ruler and set-square), f Answer 2:, Steps of construction:, , (i) Place a set-square on IX) such that one arm of its A, . ., , right angle aligns along PQ., (ii) Place a ruler along the edge opposite to the right, , angle of the sct-square. { ;, (tii) Hold the ruler fixed. Slide the set square along the »«—.... —_>O, , ruler till the point R touches the other arm of the set , square,, , (iv) = foin RM along the edge through RK meeting PQ at M. Then RM